Merge pull request #30618 from fenggw-fnst/update-hello-minikube

[zh] Update hello-minikube.md

Author: k8s-ci-robot

content/zh/docs/tutorials/hello-minikube.md

@@ -119,7 +119,7 @@ By default, the dashboard is only accessible from within the internal Kubernetes
 The `dashboard` command creates a temporary proxy to make the dashboard accessible from outside the Kubernetes virtual network.
 
 To stop the proxy, run `Ctrl+C` to exit the process.
-After the command exits, the dashboard remains running in Kubernetes cluster.
+After the command exits, the dashboard remains running in the Kubernetes cluster.
 You can run the `dashboard` command again to create another proxy to access the dashboard.
 -->
 {{< note >}}
@@ -144,9 +144,9 @@ You can run the `dashboard` command again to create another proxy to access the
 ## 使用 URL 打开仪表板
 
 <!--
-If you don't want to open a web browser, run the dashboard command with the url flag to emit a URL:
+If you don't want to open a web browser, run the dashboard command with the `--url` flag to emit a URL:
 -->
-如果你不想打开 Web 浏览器，请使用 url 标志运行显示板命令以得到 URL：
+如果你不想打开 Web 浏览器，请使用 `--url` 标志运行显示板命令以得到 URL：
 
 ```shell
 minikube dashboard --url
@@ -330,7 +330,7 @@ Kubernetes [*Service*](/docs/concepts/services-networking/service/).
 4. 仅限 Katacoda 环境：单击加号，然后单击 **选择要在主机 1 上查看的端口**。
 
 <!--
-5. Katacoda environment only: Note the 5 digit port number displayed opposite to `8080` in services output. This port number is randomly generated and it can be different for you. Type your number in the port number text box, then click Display Port. Using the example from earlier, you would type `30369`.
+5. Katacoda environment only: Note the 5-digit port number displayed opposite to `8080` in services output. This port number is randomly generated and it can be different for you. Type your number in the port number text box, then click Display Port. Using the example from earlier, you would type `30369`.
 
     This opens up a browser window that serves your app and shows the app's response.
 -->