Like filter , map evaluates the string passed as its second argument, passing each list element in turn, via v: val.

和filter一样，map计算作为第二个参数传递的字符串，并且通过v： val传递每个列表元素。

youdao

Everything from parsing the interpreter command line arguments (things like rubinius -d -v, which turn on debugging and warnings) to all the methods on String.

所有解释器都可以解析命令行参数字符串(就像rubinius - d - v这样开启调试和警告信息)。

youdao

You may want to turn the status bar off at times; to do this, use the -v option and supply it along with the other options. For example.

有时候您可能希望关闭状态行；为此，需要使用- v选项。

youdao

The first thing you notice when you turn over the S4's V-8 is the exhaust noise.

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If, in turn, the Marines are allowed to begin a substantial purchase of V-22s, other branches of the military are certain to follow suit.

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