[zh] fix content error

Author: DangHT

content/zh/docs/concepts/overview/components.md

@@ -22,6 +22,17 @@ card:
   weight: 20
 -->
 
+<!--
+When you deploy Kubernetes, you get a cluster.
+{{</* glossary_definition term_id="cluster" length="all" prepend="A Kubernetes cluster consists of" */>}}
+
+This document outlines the various components you need to have
+a complete and working Kubernetes cluster.
+
+Here's the diagram of a Kubernetes cluster with all the components tied together.
+
+![Components of Kubernetes](/images/docs/components-of-kubernetes.svg)
+-->
 <!-- overview -->
 当你部署完 Kubernetes, 即拥有了一个完整的集群。
 {{< glossary_definition term_id="cluster" length="all" prepend="一个 Kubernetes 集群包含">}}