语法

[09:46:57 root@ceshi-01 ~ $]kubectl plugin --help
Provides utilities for interacting with plugins.
提供与插件交互的实用程序。

Plugins provide extended functionality that is not part of the major command-line distribution. 
插件提供的扩展功能不属于主要命令行分发。
Please refer to the documentation and examples for more information about how write your own plugins.
有关如何编写自己的插件的更多信息，请参阅文档和示例。

Available Commands:可用命令
  list        list all visible plugin executables on a user's PATH
              列出用户PATH上的所有可见插件可执行文件

用法:
  kubectl plugin [flags] [options]

Use "kubectl <command> --help" for more information about a given command.
Use "kubectl options" for a list of global command-line options (applies to all commands).