我们把墙上的脏印子用油漆盖上了。

We painted over the dirty marks on the wall.

《牛津词典》

乘客们情绪低落地排着队，等着用越来越脏的厕所。

Passengers lined up dejectedly for the increasingly dirty toilets.

《柯林斯英汉双解大词典》

要是你的手脏了，就去洗一洗。

If your hands are dirty, go and wash them.

《牛津词典》

For days I had dreamed about a huge, white boat floating on a vast body of water, but when my mother took me down to the levee on the day of leaving, I saw a tiny, dirty boat that was not at all like the boat I had imagined.

那些天我总是幻想着一艘,巨大的白船徜徉在宽阔的河上，但当出发那天,妈妈将我带到岸边时，我只看到一只又小又脏的船,完全不是我想的那样，“

耶鲁公开课 - 1945年后的美国小说课程节选

And if you want to join the political game, you must be prepared to get your hands dirty, ? and what Machiavelli means by that, ? how he comes to this problem.

如果你想参与到政治游戏中去，你必须做好弄脏你的手的准备，马基雅维利这么说是什么意思，他是如何谈到这个问题的。

耶鲁公开课 - 政治哲学导论课程节选

You might say,the only way to explain the behavior is to say that at some level, he really does believe his hands are dirty, despite the fact that he says they're not.

唯一的解释也许就是，在某种程度上，他确实还是相信自己的手脏的，尽管他说它们不脏。

耶鲁公开课 - 死亡课程节选