tar

柏油、沥青

The workers poured hot tar over the damaged section of road.

工人把热柏油浇在路面受损的那一段。

焦油

This brand of cigarettes has a lower tar content.

这个牌子的香烟焦油含量较低。

涂柏油、铺柏油

They tarred the roof before the rainy season began.

他们在雨季开始前在屋顶涂上柏油。

抹黑、污蔑常用被动

The whole department was tarred by one official's corruption.

整个部门都因一名官员的贪腐而被抹黑。

一概而论、视为一伙口语

Not all fans should be tarred with the same brush.

不该把所有球迷都当成一个样看待。