we call it DOT 我们称之为点
Notice the shell prompt: It reflects the user name, the short hostname (everything before the first dot), and the command number.
请注意Shell提示符:它反映出了用户名、简写的主机名(第一个点前面的部分)、以及命令编号。
When the shell encounters the dot command, it immediately executes the named shell script.
当 Shell 碰到点 (.) 命令时,它将立刻执行指定的 Shell 脚本。
We dot our favorite vector field with it.
用我们喜欢的向量场来点乘它。
And you can experience it all on the Internet at americanhistory-dot-s-i-dot-e-d-u.
VOA: special.2010.01.11
And in fact if I go off and run this, OK, what I was printing here was s 1 dot length, and that's -- What is it doing?
他们就是一些有结构的实例,实际上如果我去运行下这个,好,我这里输入的?
stdio c So somewhere there's standard IO dot C, stdio h somewhere they're standard IO dot H, but, for me, right now, the only file I need to know about is the dot H, -- because what Sharp include really does -- it's what's called a preprocessor directive.
所以某个地方有一个,现在对于我来说它们是,我只要知道那个,h文件,因为Sharp包含的-,叫做预处理指令。
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