记住了字母命令，用户成为超级用户，并为自己了解了那些。

They became power users, memorizing the letter commands and gloating over their knowledge of obscure functions.

youdao

这将返回到与您键入的第一个字母相匹配的第一个命令(以反向顺序)；随后键入的字母将使匹配变得越来越明确。

This goes back to the first command (in reverse order) that matches the first letter you typed; letters typed successively match more and more specifically.

youdao

指定方便的字母有助于识别命令中的参数。

Identify convenient letters that would help identify the parameters in the command.

youdao

> So is there a slash letter command for printf they could just like type you know what I mean?

>，所以这里有一个斜杠字母命令,来printf，他们可以像,【听不见的】你懂我的意思吗？

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