I never recommend using regular expressions to read XML, but sometimes it's the most compatible way because the regular expression functions are always available.

我从不建议使用正则表达式读取XML，但是有时它是兼容性最好的方式，因为正则表达式函数总是可用的。

youdao

The poet's outlook on life sometimes seems dark and pessimistic, for he was always subject to strong emotional ups and downs, but he was never cynical.

诗人的人生观有时看来很悲观。他尽管经常受到强烈的感情折磨，但从不苛刻。

youdao

However, sometimes love is more like a fairy tale, never be neither friendly nor aloof, always difficult to grasp.

然而，爱情有时候更像是一个童话故事，永远若即若离，永远难于把握。

youdao

The study found 656 families said they always ate meals together at a table, 768 sometimes did, while 92 families never did so.

BBC: Family eating together

That equates to the always group eating 125g more fruit and veg, and the sometimes group eating 95g more a day than the never group.

BBC: Family eating together