diff --git a/doc/install-guide/source/locale/cs/LC_MESSAGES/install-guide.po b/doc/install-guide/source/locale/cs/LC_MESSAGES/install-guide.po
index 8da72060cb..700b7a0683 100644
--- a/doc/install-guide/source/locale/cs/LC_MESSAGES/install-guide.po
+++ b/doc/install-guide/source/locale/cs/LC_MESSAGES/install-guide.po
@@ -11,11 +11,11 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Installation Guide 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-10 02:50+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"PO-Revision-Date: 2015-12-01 04:37+0000\n"
+"PO-Revision-Date: 2015-12-01 04:36+0000\n"
 "Last-Translator: Zbyněk Schwarz <zbynek.schwarz@gmail.com>\n"
 "Language: cs\n"
 "Plural-Forms: nplurals=3; plural=(n==1) ? 0 : (n>=2 && n<=4) ? 1 : 2;\n"
@@ -1906,13 +1906,6 @@ msgstr ""
 "Uživatel ``admin``, nebo jakýkoli jiný oprávněný uživatel musí tuto síť "
 "vytvořit, protože se připojuje přímo k infrastruktuře fyzické sítě."
 
-msgid ""
-"The ``external_network_bridge`` option intentionally lacks a value to enable "
-"multiple external networks on a single agent."
-msgstr ""
-"Volba ``external_network_bridge`` schválně nemá hodnotu pro umožnění mnoha "
-"vnějších sítí v jednom agentovi."
-
 msgid ""
 "The ``systemctl restart`` command starts each service if not currently "
 "running."
diff --git a/doc/install-guide/source/locale/de/LC_MESSAGES/install-guide.po b/doc/install-guide/source/locale/de/LC_MESSAGES/install-guide.po
index 39e35c7ff0..3461cbf8f8 100644
--- a/doc/install-guide/source/locale/de/LC_MESSAGES/install-guide.po
+++ b/doc/install-guide/source/locale/de/LC_MESSAGES/install-guide.po
@@ -14,7 +14,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Installation Guide 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-09 04:50+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -765,9 +765,6 @@ msgstr ""
 msgid "Dashboard"
 msgstr "Dashboard"
 
-msgid "Database (trove)"
-msgstr "Datenbank (Trove)"
-
 msgid "Database password (no variable used)"
 msgstr "Datenbankpasswort (kein Wert gesetzt)"
 
diff --git a/doc/install-guide/source/locale/fr/LC_MESSAGES/install-guide.po b/doc/install-guide/source/locale/fr/LC_MESSAGES/install-guide.po
index 3c8f814c49..a334804110 100644
--- a/doc/install-guide/source/locale/fr/LC_MESSAGES/install-guide.po
+++ b/doc/install-guide/source/locale/fr/LC_MESSAGES/install-guide.po
@@ -17,7 +17,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Installation Guide 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-10 02:50+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -848,9 +848,6 @@ msgstr ""
 msgid "Dashboard"
 msgstr "Tableau de bord"
 
-msgid "Database (trove)"
-msgstr "Base de données (trove)"
-
 msgid "Database password (no variable used)"
 msgstr "Mot de passe de base de données (pas de variable)"
 
@@ -3458,13 +3455,6 @@ msgstr ""
 "ce réseau parce qu'il fournit la connectivité uniquement aux instances du "
 "projet  ``demo``."
 
-msgid ""
-"The ``external_network_bridge`` option intentionally lacks a value to enable "
-"multiple external networks on a single agent."
-msgstr ""
-"L'option ``external_network_bridge`` manque volontairement d'une valeur pour "
-"permettre plusieurs réseaux externes sur un seul agent."
-
 msgid ""
 "The ``systemctl restart`` command starts each service if not currently "
 "running."
diff --git a/doc/install-guide/source/locale/id/LC_MESSAGES/install-guide.po b/doc/install-guide/source/locale/id/LC_MESSAGES/install-guide.po
index 8212218c21..94db2d4291 100644
--- a/doc/install-guide/source/locale/id/LC_MESSAGES/install-guide.po
+++ b/doc/install-guide/source/locale/id/LC_MESSAGES/install-guide.po
@@ -10,7 +10,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Installation Guide 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-10 02:50+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -845,9 +845,6 @@ msgstr ""
 msgid "Dashboard"
 msgstr "Dashboard"
 
-msgid "Database (trove)"
-msgstr "Database (trove)"
-
 msgid "Database password (no variable used)"
 msgstr "Password database (tidak ada variabel yang digunakan)"
 
@@ -3433,13 +3430,6 @@ msgstr ""
 "User ``demo`` atau user biasa lainnya dapat membuat jaringan ini karena hal "
 "itu memberikan konektivitas ke instance dalam proyek ``demo`` saja."
 
-msgid ""
-"The ``external_network_bridge`` option intentionally lacks a value to enable "
-"multiple external networks on a single agent."
-msgstr ""
-"Opsi  ``external_network_bridge`` sengaja tidak ada nilai untuk mengaktifkan "
-"beberapa jaringan eksternal pada agen tunggal."
-
 msgid ""
 "The ``systemctl restart`` command starts each service if not currently "
 "running."
diff --git a/doc/install-guide/source/locale/ja/LC_MESSAGES/install-guide.po b/doc/install-guide/source/locale/ja/LC_MESSAGES/install-guide.po
index e9cd66766c..713ffbf574 100644
--- a/doc/install-guide/source/locale/ja/LC_MESSAGES/install-guide.po
+++ b/doc/install-guide/source/locale/ja/LC_MESSAGES/install-guide.po
@@ -15,7 +15,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Installation Guide 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-10 02:50+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -904,9 +904,6 @@ msgstr ""
 msgid "Dashboard"
 msgstr "ダッシュボード"
 
-msgid "Database (trove)"
-msgstr "Database (trove)"
-
 msgid "Database password (no variable used)"
 msgstr "データベースのパスワード (変数の使用なし)"
 
@@ -3758,13 +3755,6 @@ msgstr ""
 "ら、このネットワークは ``demo`` プロジェクト内のインスタンスに対する接続性の"
 "みを提供するからです。"
 
-msgid ""
-"The ``external_network_bridge`` option intentionally lacks a value to enable "
-"multiple external networks on a single agent."
-msgstr ""
-"``external_network_bridge`` オプションは、1 つのエージェントに複数の外部ネッ"
-"トワークを有効にすることができません。これは意図的なものです。"
-
 msgid ""
 "The ``systemctl restart`` command starts each service if not currently "
 "running."
diff --git a/doc/install-guide/source/locale/ko_KR/LC_MESSAGES/install-guide.po b/doc/install-guide/source/locale/ko_KR/LC_MESSAGES/install-guide.po
index ff1f92ca76..3f7fb0515b 100644
--- a/doc/install-guide/source/locale/ko_KR/LC_MESSAGES/install-guide.po
+++ b/doc/install-guide/source/locale/ko_KR/LC_MESSAGES/install-guide.po
@@ -29,7 +29,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Installation Guide 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-10 02:50+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -989,9 +989,6 @@ msgstr ""
 msgid "Dashboard"
 msgstr "대시보드"
 
-msgid "Database (trove)"
-msgstr "데이터베이스 (trove)"
-
 msgid "Database password (no variable used)"
 msgstr "데이터베이스 암호 (변수 사용 안함)"
 
@@ -3829,14 +3826,6 @@ msgstr ""
 "있는 인스턴스에 대한 접속을 제공하기 때문에 해당 네트워크를 생성할 수 있습니"
 "다."
 
-# auto translated by TM merge from project: openstack-manuals, version: stable-liberty, DocId: doc/install-guide/source/locale/install-guide
-msgid ""
-"The ``external_network_bridge`` option intentionally lacks a value to enable "
-"multiple external networks on a single agent."
-msgstr ""
-"``external_network_bridge`` 옵션에서는 단일 에이전트에서 여러 외부 네트워크"
-"를 활성화하기 위해 의도적으로 값을 갖고 있지 않습니다."
-
 # auto translated by TM merge from project: openstack-manuals, version: stable-liberty, DocId: doc/install-guide/source/locale/install-guide
 msgid ""
 "The ``systemctl restart`` command starts each service if not currently "
diff --git a/doc/install-guide/source/locale/zh_CN/LC_MESSAGES/install-guide.po b/doc/install-guide/source/locale/zh_CN/LC_MESSAGES/install-guide.po
index f231da4612..32fb72d4a7 100644
--- a/doc/install-guide/source/locale/zh_CN/LC_MESSAGES/install-guide.po
+++ b/doc/install-guide/source/locale/zh_CN/LC_MESSAGES/install-guide.po
@@ -39,7 +39,7 @@ msgid ""
 msgstr ""
 "Project-Id-Version: Installation Guide 0.1\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-10 02:50+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
@@ -835,9 +835,6 @@ msgstr ""
 msgid "Dashboard"
 msgstr "仪表盘"
 
-msgid "Database (trove)"
-msgstr "数据库服务（trove）"
-
 msgid "Database password (no variable used)"
 msgstr "数据库密码(不能使用变量)"
 
@@ -3156,13 +3153,6 @@ msgstr ""
 "``demo`` 或者其他非管理员用户也可以创建这个网络，因为它只在 `demo``项目中提供"
 "对实例的访问。"
 
-msgid ""
-"The ``external_network_bridge`` option intentionally lacks a value to enable "
-"multiple external networks on a single agent."
-msgstr ""
-"``external_network_bridge``选项特意设置成缺省值，这样就可以在一个代理上允许多"
-"种外部网络"
-
 msgid ""
 "The ``systemctl restart`` command starts each service if not currently "
 "running."
diff --git a/doc/user-guide/source/locale/zh_CN/LC_MESSAGES/user-guide.po b/doc/user-guide/source/locale/zh_CN/LC_MESSAGES/user-guide.po
index f10123e2d1..86894a8ca4 100644
--- a/doc/user-guide/source/locale/zh_CN/LC_MESSAGES/user-guide.po
+++ b/doc/user-guide/source/locale/zh_CN/LC_MESSAGES/user-guide.po
@@ -30,11 +30,11 @@ msgid ""
 msgstr ""
 "Project-Id-Version: End User Guide 1.0.0\n"
 "Report-Msgid-Bugs-To: \n"
-"POT-Creation-Date: 2016-11-10 02:51+0000\n"
+"POT-Creation-Date: 2016-11-10 22:25+0000\n"
 "MIME-Version: 1.0\n"
 "Content-Type: text/plain; charset=UTF-8\n"
 "Content-Transfer-Encoding: 8bit\n"
-"PO-Revision-Date: 2016-11-10 02:15+0000\n"
+"PO-Revision-Date: 2016-11-11 03:05+0000\n"
 "Last-Translator: howard lee <howard@mail.ustc.edu.cn>\n"
 "Language: zh-CN\n"
 "Plural-Forms: nplurals=1; plural=0;\n"
@@ -325,6 +325,16 @@ msgstr "标签‘分配地址池’：设置IP地址池。"
 msgid ":guilabel:`Architecture`"
 msgstr ":guilabel:`结构`"
 
+msgid ""
+":guilabel:`Availability Zone`: Select the Availability Zone from the list. "
+"By default, this value is set to the availability zone given by the cloud "
+"provider (for example, ``us-west`` or ``apac-south``). For some cases, it "
+"could be ``nova``."
+msgstr ""
+":guilabel:`可用区域`：从列表中选择可用区域。默认情况下，此值设置为由云提供者"
+"（例如，``us-west``或``apac-south``）指定的可用区域。在某些情况下，它可以是"
+"``nova``。"
+
 msgid ""
 ":guilabel:`Binding Host`: The ID of the host where the port is allocated."
 msgstr ":guilabel:`绑定主机`：端口被分配到的目标主机ID。"
@@ -749,6 +759,9 @@ msgstr ":guilabel:`共享`：查看、创建、管理和删除共享。"
 msgid ":guilabel:`Size (GB)`: The size of the share in gibibytes (GiB)."
 msgstr ":guilabel:`大小(GB)`：已GiB为单位的共享大小。"
 
+msgid ":guilabel:`Size (GB)`: The size of the volume in gibibytes (GiB)."
+msgstr ":guilabel:`大小(GB)`：已GiB为单位的卷大小。"
+
 msgid ":guilabel:`Snapshots`: View, manage, and delete volume snapshots."
 msgstr ":guilabel:`快照`：查看、管理和删除卷快照。"
 
@@ -784,6 +797,9 @@ msgid ""
 ":guilabel:`Type`: Choose the type from Active Directory, LDAP, or Kerberos."
 msgstr ":guilabel:`类型`：从Active Directory，LDAP或者Kerberos中选择类型。"
 
+msgid ":guilabel:`Type`: Leave this field blank."
+msgstr ":guilabel:`类型`：将此字段留空。"
+
 msgid ":guilabel:`Usage Report`: View the usage report."
 msgstr ":guilabel:`使用报告`：查看使用报告。"
 
@@ -813,6 +829,9 @@ msgid ""
 ":guilabel:`Volume Snapshots`: View, manage, and delete volume snapshots."
 msgstr ":guilabel:`卷快照`：查看、管理和删除卷快照。"
 
+msgid ":guilabel:`Volume Source`: Select one of the following options:"
+msgstr ":guilabel:`卷源`：选择以下选项之一："
+
 msgid ""
 ":guilabel:`Volume Types`: View, create, manage, and delete volume types."
 msgstr ":guilabel:`卷类型`：查看、创建、管理和删除卷类型。"
@@ -1793,6 +1812,9 @@ msgstr "点击 :guilabel:`分配IP`。"
 msgid "Click :guilabel:`Associate`."
 msgstr "点击:guilabel:`关联`。"
 
+msgid "Click :guilabel:`Attach Volume`."
+msgstr "单击:guilabel:`连接卷`。"
+
 msgid "Click :guilabel:`Backup`. The new backup appears in the backup list."
 msgstr "单击:guilabel:`备份`。新的备份将出现在备份列表中。"
 
@@ -1850,9 +1872,15 @@ msgstr "单击:guilabel:`删除共享网络`并确认你的选择。"
 msgid "Click :guilabel:`Delete Shares` and confirm your choice."
 msgstr "单击:guilabel:`删除共享`并确认你的选择。"
 
+msgid "Click :guilabel:`Delete Volumes` and confirm your choice."
+msgstr "单击:guilabel:`删除卷`并确认你的选择。"
+
 msgid "Click :guilabel:`Delete rule` and confirm your choice."
 msgstr "单击:guilabel:`删除规则`并确认你的选择。"
 
+msgid "Click :guilabel:`Detach Volume` and confirm your changes."
+msgstr "单击:guilabel:`分离卷`并确认修改。"
+
 msgid "Click :guilabel:`Edit Image`."
 msgstr "单击:guilabel:`编辑镜像`。"
 
@@ -1868,6 +1896,9 @@ msgstr "单击:guilabel:`编辑共享网络`。"
 msgid "Click :guilabel:`Edit Share`."
 msgstr "单击:guilabel:`编辑共享`。"
 
+msgid "Click :guilabel:`Edit Volume`."
+msgstr "单击:guilabel:`编辑卷`。"
+
 msgid "Click :guilabel:`Extend Share`."
 msgstr "单击:guilabel:`扩展共享`。"
 
@@ -3193,6 +3224,13 @@ msgstr ""
 "已复制到持久性卷的镜像。该实例从卷中启动，该卷由``cinder-volume``API通过iSCSI"
 "提供。"
 
+msgid ""
+"Image: If you choose this option, a new field for :guilabel:`Use image as a "
+"source` displays. You can select the image from the list."
+msgstr ""
+"镜像：如果选择此选项，将显示一个新字段:guilabel:`使用镜像作为源`。可以从列表"
+"中选择镜像。"
+
 msgid "Images (glance)"
 msgstr "镜像（glance）"
 
@@ -3247,6 +3285,12 @@ msgstr ""
 "在某些情况下，``/info``请求会返回错误。这可能是由于你的服务提供商禁用了``/"
 "info``请求功能，或你使用了不支持该功能的过时版本。"
 
+msgid "In the :guilabel:`Actions` column, click :guilabel:`Create Snapshot`."
+msgstr "在:guilabel:`动作`列，单击:guilabel:`创建快照`。"
+
+msgid "In the :guilabel:`Actions` column, click :guilabel:`Edit Volume`."
+msgstr "在:guilabel:`动作`列，单击:guilabel:`编辑卷`。"
+
 msgid ""
 "In the :guilabel:`Actions` column, click the menu button and then select :"
 "guilabel:`Edit Image` from the list."
@@ -3314,6 +3358,11 @@ msgid ""
 "For example:"
 msgstr "在:guilabel:`编辑镜像`对话框中，可以执行各种操作。例如："
 
+msgid ""
+"In the :guilabel:`Edit Volume` dialog box, update the name and description "
+"of the volume."
+msgstr "在:guilabel:`编辑卷`对话框中，更新卷的名称和描述。"
+
 msgid "In the :guilabel:`Floating IPs` list, click :guilabel:`Associate`."
 msgstr "在:guilabel:`浮动IP` 列表中，单击:guilabel:`关联`."
 
@@ -3343,6 +3392,10 @@ msgid ""
 "following options:"
 msgstr "在:guilabel:`管理浮动IP关联`对话框中，选择如下选项："
 
+msgid ""
+"In the :guilabel:`Manage Volume Attachments` dialog box, select an instance."
+msgstr "在:guilabel:`管理已连接卷`对话框中，选择一个云主机。"
+
 msgid ""
 "In the :guilabel:`Port to be associated` field, select a port from the list."
 msgstr "在:guilabel:`要关联的端口`字段中，从列表中选择一个端口。"
@@ -4359,6 +4412,13 @@ msgstr ""
 "在:guilabel:`项目`选项卡中，打开:guilabel:`计算`选项卡，并单击:guilabel:`云主"
 "机`类别。"
 
+msgid ""
+"On the :guilabel:`Project` tab, open the :guilabel:`Compute` tab and click "
+"the :guilabel:`Volumes` category."
+msgstr ""
+"在:guilabel:`项目`选项卡中，打开:guilabel:`计算`选项卡并单击:guilabel:`卷`类"
+"别。"
+
 msgid ""
 "On the :guilabel:`Project` tab, open the :guilabel:`Database` tab and click :"
 "guilabel:`Backups` category. This lists the available backups."
@@ -4410,6 +4470,13 @@ msgstr ""
 "在:guilabel:`项目`选项卡中，打开:guilabel:`对象存储`选项卡，然后单击:"
 "guilabel:`容器`类别。"
 
+msgid ""
+"On the :guilabel:`Project` tab, open the :guilabel:`Orchestration` tab and "
+"click :guilabel:`Stacks` category."
+msgstr ""
+"在:guilabel:`项目`选项卡中，打开:guilabel:`编排`选项卡，然后单击:guilabel:`栈"
+"`类别。"
+
 msgid ""
 "On the :guilabel:`Router Details` page, click the :guilabel:`Interfaces` "
 "tab, then click :guilabel:`Add Interface`."
@@ -4914,6 +4981,9 @@ msgstr "选择你想删除的栈"
 msgid "Select the stack that you want to update."
 msgstr "选择你想更新的栈"
 
+msgid "Select the volume and click :guilabel:`Manage Attachments`."
+msgstr "选择卷饼单击:guilabel:`管理连接`。"
+
 msgid ""
 "Select the volume or volume snapshot from which to boot. Enter a device "
 "name. Enter ``vda`` for KVM images or ``xvda`` for Xen images."
@@ -4924,6 +4994,11 @@ msgstr ""
 msgid "Select the volume that you want to edit."
 msgstr "选择你想编辑的卷"
 
+msgid ""
+"Select the volume to add to an instance and click :guilabel:`Manage "
+"Attachments`."
+msgstr "选择要添加到实例的卷，然后单击:guilabel:`管理连接`。"
+
 msgid ""
 "Select this check box to ensure that only users with permissions can delete "
 "the image."
@@ -5073,6 +5148,13 @@ msgstr ""
 "为了保证所有的数据已经存储到硬盘，创建快照之前需要关闭源虚拟机。如果有必要，"
 "列出实例来浏览实例名称。"
 
+msgid ""
+"Snapshot: If you choose this option, a new field for :guilabel:`Use snapshot "
+"as a source` displays. You can select the snapshot from the list."
+msgstr ""
+"快照：如果选择此选项，将显示一个新字段:guilabel:`使用快照作为源`。可以从列表"
+"中选择快照。"
+
 msgid "Some cloud providers allow only administrators to perform this task."
 msgstr "某些云提供商仅允许管理员执行此任务。"
 
@@ -5598,6 +5680,9 @@ msgstr ""
 msgid "The dashboard shows the network on the :guilabel:`Networks` tab."
 msgstr "仪表盘在:guilabel:`网络`选项卡上显示网络。"
 
+msgid "The dashboard shows the new volume snapshot in Volume Snapshots tab."
+msgstr "仪表盘在卷快照选项卡中显示新的卷快照。"
+
 msgid ""
 "The dashboard shows the security service on the :guilabel:`Security "
 "Services` tab."
@@ -5610,6 +5695,9 @@ msgstr "仪表盘在:guilabel:`共享网络`选项卡上显示共享网络。"
 msgid "The dashboard shows the share on the :guilabel:`Shares` tab."
 msgstr "仪表盘在:guilabel:`共享`选项卡上显示共享。"
 
+msgid "The dashboard shows the volume on the :guilabel:`Volumes` tab."
+msgstr "仪表盘在:guilabel:`卷`选项卡上显示卷。"
+
 msgid ""
 "The database is based on the ``mysql`` data store and the ``mysql-5.5`` "
 "datastore\\_version."
@@ -7166,6 +7254,15 @@ msgstr "虚拟CPUs：``1``"
 msgid "Volume"
 msgstr "卷"
 
+msgid ""
+"Volume: If you choose this option, a new field for :guilabel:`Use volume as "
+"a source` displays. You can select the volume from the list. Options to use "
+"a snapshot or a volume as the source for a volume are displayed only if "
+"there are existing snapshots or volumes."
+msgstr ""
+"卷：如果选择此选项，将显示一个新字段:guilabel:`使用卷作为源`。可以从列表中选"
+"择卷。仅当存在现有快照或卷时，才会显示将快照或卷用作卷的源的选项。"
+
 msgid ""
 "Volumes are block storage devices that you attach to instances to enable "
 "persistent storage. You can attach a volume to a running instance or detach "
@@ -7599,6 +7696,14 @@ msgstr ""
 "你可以为每个项目至少创建一个密钥对。你可以在项目所属的多个实例上使用该密钥"
 "对。如果你使用外部工具生成密钥对，那么你可以将它导入到OpenStack。"
 
+msgid ""
+"You can extend a volume by using the :guilabel:`Extend Volume` option "
+"available in the :guilabel:`More` dropdown list and entering the new value "
+"for volume size."
+msgstr ""
+"可以在:guilabel:`更多`下拉列表中使用:guilabel:`扩展卷`选项来扩展卷，并输入卷"
+"的新大小。"
+
 msgid "You can generate a key pair or upload an existing public key."
 msgstr "你可以生成一个秘钥对或上传一个现有的公钥"