若要帮助简化命令模式下的光标移动，当您在命令提示符处按 Esc 键时，请想象您加载的 $HISTFILE 为 vi 中的普通文件。

To help simplify the command-mode cursor movement, when you click Esc at a command prompt, think of your $HISTFILE being loaded as a normal file in vi.

youdao

在windows程序中，按下esc键或者在菜单区域外点击都可以取消已弹出的快捷菜单。所以你必须在Web中实现这一功能。

In Windows, the standard context menus are dismissed by hitting the Esc key or by clicking anywhere outside the menu region, so you'll need to build this behavior into your Web version.

youdao

如果消息框没有消息按钮，按下esc键将不会产生效果。

If the message box has no Cancel button, pressing ESC has no effect.

youdao