It is important to note up-front that regular expressions, while very powerful, also have limitations.

必须指出的是前期的正则表达式，而非常强大的，也有局限性。

youdao

While environmental or genetic influences may be very powerful, they do not control us.

即使环境或是遗传基因的影响很强大的时候，他们也控制不了我们。

youdao

While speaking English, I'm very strong and powerful.

说英语的时候，我感到很强大。

youdao

While speaking English, I'm very strong and powerful.

说英语的时候，我感到很强大。

youdao