对于那些只使用1到2个正则表达式的小型的应用程序，这意味着没有必要每次都创建一个Regex对象。

For those little utility applications that only use one or two expressions, this means explicitly creating a RegEx object is probably not necessary.

youdao

对于那些只使用1到2个正则表达式的小型的应用程序，这意味着没有必要每次都创建一个Regex对象。

For those little utility applications that only use one or two expressions, this means explicitly creating a RegEx object is probably not necessary.

youdao