[zh-cn]sync network-policy volume

Signed-off-by: xin.li <xin.li@daocloud.io>

content/zh-cn/docs/reference/glossary/network-policy.md

@@ -11,6 +11,7 @@ tags:
 - networking
 - architecture
 - extension
+- core-object
 ---
 
 <!--
@@ -27,10 +28,12 @@ tags:
 - networking
 - architecture
 - extension
+- core-object
 ---
+-->
 
 <!--
- A specification of how groups of Pods are allowed to communicate with each other and with other network endpoints.
+A specification of how groups of Pods are allowed to communicate with each other and with other network endpoints.
 -->
 
 网络策略是一种规范，规定了允许 Pod 组之间、Pod 与其他网络端点之间以怎样的方式进行通信。

content/zh-cn/docs/reference/glossary/volume.md

@@ -8,7 +8,6 @@ short_description: >
 
 aka: 
 tags:
-- core-object
 - fundamental
 ---
 <!--
@@ -21,19 +20,15 @@ short_description: >
 
 aka:
 tags:
-- core-object
 - fundamental
 -->
 
-
 <!--
- A directory containing data, accessible to the {{< glossary_tooltip text="containers" term_id="container" >}} in a {{< glossary_tooltip term_id="pod" >}}.
+A directory containing data, accessible to the {{< glossary_tooltip text="containers" term_id="container" >}} in a {{< glossary_tooltip term_id="pod" >}}.
 -->
 包含可被 {{< glossary_tooltip text="Pod" term_id="pod" >}}
 中{{< glossary_tooltip text="容器" term_id="container" >}}访问的数据的目录。
 
-		   
-
 <!--
 A Kubernetes volume lives as long as the Pod that encloses it. Consequently, a volume outlives any containers that run within the Pod, and data in the volume is preserved across container restarts.
 -->