Update Tunnel description

superedge · Jun 16, 2021 · 6bb9132 · 6bb9132
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diff --git a/content/en/docs/Components/tunnel.md b/content/en/docs/Components/tunnel.md
@@ -2,10 +2,10 @@
 title: "tunnel"
 linkTitle: "tunnel"
 description: >
-  A network tunnel to proxy cloud-to-edge network connection.
+  A network tunnel to proxy network requests between cloud and edge.
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-Tunnel acts as the bridge between edge and cloud. It consists of **tunnel-cloud** and **tunnel-edge**, which is responsible for maintaining persistent cloud-to-edge network connection. It allows edge nodes without public IP address to be managed by Kubernetes on the cloud for unified operation and maintenance.
+Tunnel acts as the bridge between edge and cloud. It consists of **tunnel-cloud** and **tunnel-edge**, which is responsible for maintaining persistent cloud-to-edge network connection. It allows edge nodes with no public IP assigned to be managed by Kubernetes on the cloud to obtain unified and centralized operation and maintenance.
 
 ## Architecture Diagram
 

diff --git a/content/zh/docs/Components/tunnel.md b/content/zh/docs/Components/tunnel.md
@@ -2,7 +2,7 @@
 title: "tunnel"
 linkTitle: "tunnel"
 description: >
-  云端隧道 - 提供云端到边端的网络链接隧道。
+  云端隧道 - 提供云端与边端的网络链接隧道。
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 Tunnel 包括 **tunnel-cloud** 和 **tunnel-edge** 两个组件。作为云边通信的桥梁，负责在云和边之间维护一套稳定的网络连接。它打通云端和无公网暴露的边端节点去实现 Kubernetes 一致的节点运维和管理。