反斜杠

It also enables you to put comments within a RE that will be ignored by the engine; comments are marked by a "#" that's neither in a character class or preceded by an unescaped backslash.

它也可以允许你将注释写入 RE，这些注释会被引擎忽略；注释用"#"号来标识，不过该符号不能在字元串或反斜杠之后。

When this flag has been specified, whitespace within the RE string is ignored, except when the whitespace is in a character class or preceded by an unescaped backslash; this lets you organize and indent the RE more clearly.

当该标志被指定时，在 RE 字符串中的空白符被忽略，除非该空白符在字符类中或在反斜杠之后；这可以让你更清晰地组织和缩进 RE。

Unescaped backslash; this lets you organize and indent the RE moreclearly.

字符串中的空白符被忽略，除非该空白符在字符类中或在反斜杠之后；这可以让你更清晰地组织和缩进 RE。

Ignored by the engine; comments are marked by a "#" that's neither in acharacter class or preceded by an unescaped backslash.

RE，这些注释会被引擎忽略；注释用"#"号来标识，不过该符号不能在字符串或反斜杠之后。

A control symbol consists of a backslash followed by a single, nonalphabetic character.

一个控制符号由一个反斜杠以及紧跟着它的一个简单的非字母的字符。

The backslash is used to insert apostrophes, new lines, quotes, and other special characters into a text string.

反斜杠被用来插入省略符号，新的行，引用和其他插入在字符串中的特殊文字。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！