Herbs have been used for centuries to make refreshing drinks.

草药用于调制清凉饮料已有几百年的历史了。

《柯林斯英汉双解大词典》

The seas have been used as a receptacle for a range of industrial toxins.

海洋成了各种有毒工业废料的大容器。

《牛津词典》

It absorbed vast amounts of capital that could have been used for investment.

它消耗掉了原本可以用作投资的大量资本。

《柯林斯英汉双解大词典》

Or it could have been used to hold the shape of the shoe while it was not being worn.

VOA: special.2010.08.03

I have no idea what's here at the moment so I'm just going to draw a question mark because that memory might have been used previously for some other purpose, but we know it's currently available to us so we have four bytes of memory.

我不知道在此刻这里是什么,所以我画一个问号，因为那块内存可能在之前,为其它的目的而使用过，但是我们知道它可以为我们所使用,这样我们就有4个字节的内存。

哈佛公开课 - 计算机科学课程节选

So tens or hundreds of millions of dollars would go into a study like this by the time it was completed, money that could have been used for other things, to test whether eating a low fat diet would reduce risk for breast cancer.

数以百万计的美元,投入到这样的研究,当研究结束时,本可以用来做其他事情的钱,被用来检测是否低脂膳食,可降低患乳腺癌风险

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

The large flat stones at Dawes Point, for instance, are said to have been used for baking fish.

BBC: Australia rediscovers its urban indigenous heart

The other is a way to top up the healing molecules once some of them have been used.

ECONOMIST: Monitor

Lesson Three: Solutions become harder when economic arguments have been used to justify integration.

WSJ: Lessons for Euro From Two Revolutions