Update custom-resource-definition-versioning.md

Author: yanrongshi

content/zh-cn/docs/tasks/extend-kubernetes/http-proxy-access-api.md

@@ -24,10 +24,10 @@ This page shows how to use an HTTP proxy to access the Kubernetes API.
 * {{< include "task-tutorial-prereqs.md" >}} {{< version-check >}}
 
 <!--
-* If you do not already have an application running in your cluster, start
+If you do not already have an application running in your cluster, start
   a Hello world application by entering this command:
 -->
-* 如果你的集群中还没有任何应用，使用如下命令启动一个 Hello World 应用：
+如果你的集群中还没有任何应用，使用如下命令启动一个 Hello World 应用：
 
 ```shell
 kubectl create deployment node-hello --image=gcr.io/google-samples/node-hello:1.0 --port=8080
@@ -47,7 +47,9 @@ This command starts a proxy to the Kubernetes API server:
 -->
 使用如下命令启动 Kubernetes API 服务器的代理：
 
-    kubectl proxy --port=8080
+```shell
+kubectl proxy --port=8080
+```
 
 <!--
 ## Exploring the Kubernetes API
@@ -62,60 +64,70 @@ or a browser.
 
 <!--
 Get the API versions:
- -->
+-->
 获取 API 版本：
 
-    curl http://localhost:8080/api/
+```shell
+curl http://localhost:8080/api/
+```
 
 <!--
 The output should look similar to this:
 -->
-
 输出应该类似这样：
 
+```
+{
+  "kind": "APIVersions",
+  "versions": [
+    "v1"
+  ],
+  "serverAddressByClientCIDRs": [
     {
-      "kind": "APIVersions",
-      "versions": [
-        "v1"
-      ],
-      "serverAddressByClientCIDRs": [
-        {
-          "clientCIDR": "0.0.0.0/0",
-          "serverAddress": "10.0.2.15:8443"
-        }
-      ]
+      "clientCIDR": "0.0.0.0/0",
+      "serverAddress": "10.0.2.15:8443"
     }
+  ]
+}
+```
 
 <!--
 Get a list of pods:
  -->
 获取 Pod 列表：
 
-    curl http://localhost:8080/api/v1/namespaces/default/pods
+```shell
+curl http://localhost:8080/api/v1/namespaces/default/pods
+```
 
+<!--
+The output should look similar to this:
+-->
+输出应该类似这样：
+
+```
+{
+  "kind": "PodList",
+  "apiVersion": "v1",
+  "metadata": {
+    "resourceVersion": "33074"
+  },
+  "items": [
     {
-      "kind": "PodList",
-      "apiVersion": "v1",
       "metadata": {
-        "resourceVersion": "33074"
-      },
-      "items": [
-        {
-          "metadata": {
-            "name": "kubernetes-bootcamp-2321272333-ix8pt",
-            "generateName": "kubernetes-bootcamp-2321272333-",
-            "namespace": "default",
-            "uid": "ba21457c-6b1d-11e6-85f7-1ef9f1dab92b",
-            "resourceVersion": "33003",
-            "creationTimestamp": "2016-08-25T23:43:30Z",
-            "labels": {
-              "pod-template-hash": "2321272333",
-              "run": "kubernetes-bootcamp"
-            },
-            ...
-    }
-
-
+        "name": "kubernetes-bootcamp-2321272333-ix8pt",
+        "generateName": "kubernetes-bootcamp-2321272333-",
+        "namespace": "default",
+        "uid": "ba21457c-6b1d-11e6-85f7-1ef9f1dab92b",
+        "resourceVersion": "33003",
+        "creationTimestamp": "2016-08-25T23:43:30Z",
+        "labels": {
+          "pod-template-hash": "2321272333",
+          "run": "kubernetes-bootcamp"
+        },
+        ...
+}
+```
 
 ## {{% heading "whatsnext" %}}