反覆的英語短語是什麼

例句：

反覆的施除草劑後，雜草終於被消滅了。

With repeated applications of weedkiller, the weeds were overcome.

我認為女性接觸的這些不同的.事物往往是慢性的或反覆的。

I think that the kinds of things that women are exposed to tend to be in more of a chronic or repeated nature.

該市中心已被反覆的爆炸炸燬了。

The centre of the city has been blasted by repeated bombing.