这个感叹号是换码符，允许您从交互输入模式或批处理模式发出操作系统命令。

The exclamation mark is an escape character that lets you issue operating system commands from either interactive input mode or batch mode.

youdao

在CLP命令模式或交互输入模式下，可以将反斜线字符(\)用作行连续字符。

You can use the backslash character (\) as the line continuation character in CLP command mode or interactive input mode.

youdao

该命令关闭sql语句的自动提交，并删除在CLP交互输入模式下显示的提示符。

This command turns off the automatic commitment of SQL statements and removes the prompt that is displayed in CLP interactive input mode.

youdao

When we're just interacting with idol, with the interactive editor or sorry, interactive environment if you like, that's what you expect. What's happening is that we're typing in something, an expression it doesn't know how to deal. It's raising the exception, but is this simply bubbling up at the top level saying you've got a problem.

就发生了其中之一是吧，当你在交互数据处理或者是在交互编辑器，抱歉，任何你喜欢的交互式环境中，你可能会遇到这些，如果你在输入什么内容,譬如一个它不知道怎么处理的表达式,它就会报一个异常,但这是否是简单的,把你遇到的问题冒到最顶层呢？

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