谁能告诉我哪里是委托和事件关键字定义？

Can someone tell me where is the delegate and event keyword defined?

youdao

委托和事件帮助我们编写模块化和可重用的代码。

Delegates and Events help us to write modular and reusable code.

youdao

委托和事件帮助我们编写模块化和可重用的代码。

Delegates and Events help us to write modular and reusable code.

youdao