SUZY: They teach regular characters.

苏西：他们教繁体字。

youdao

A regular expression is a pattern of characters that describes a set of strings.

正则表达式是描述一组字符串的字符模式。

youdao

A regular expression is a pattern of characters that describes a set of strings.

正则表达式是描述一组字符串的字符模式。

youdao