There is a ring of scum in the washbasin.

这个脸盆内有一圈污垢。

His face and hands were coverd with grime from the coal dust.

他的脸和双手都沾满了煤灰和污垢。

I’ve got a speck of dirt on my shirt.

我的衬衫上有一点污垢。

The worker quickly cleared away the dirt that was choking up the chimney.

那工人很快就把塞住烟囱的污垢清干净了。

All this dirt that has got into my watch has gummed up the watch.

手被钻进去的污垢弄坏了。

At last, heat economy features of in-and-out dirt thermoresistance of air-cooling condenser heat sink pipe were calculated by programming.

最后,编程计算分析了冷凝汽器散热器管内外污垢热阻的热经济性特性。

Dirt harbors germs.

污垢中藏有病菌。

A worse taint than these is ignorance, the worst of all taints. Destroy this one taint and become taintless, O monks!

比这些更糟的污垢是无明，它是最大的污垢。诸比丘，当舍弃这污垢，以成为无垢之人。

Efficiencies: The gentle formula can quickly cleanse the impurity and dispel the ageing cell of scarfskin, reduce moisture loss by cleansing. After use, let skin refreshing and nutritive.

温和配方，能迅速清洁面部污垢及祛老化细胞，减少因洁面引起的水分流失，用后肌肤清爽、滋养。