释义 |
- 1
Welcome to za za Bazaar, a restaurant so big that a map is provided in case baffled guests lose their bearings. 欢迎来到喳喳大排档,这个馆子是如此之大——以至于需要向各位提供地图以防迷路。 - 2
The first set, [A-Za-z], represents any letter. - 3
The second set, [A-Za-z0-9_]{2,9}, represents a series of at least two and up to nine of any letter, any digit, and the underscore. 第二个集合 [A-Za-z0-9_]{2,9} 表示由至少 2 个至多 9 个任意字母、数字和划线组成的序列。
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