stain

The red wine left an ugly dark stain on the expensive white carpet.

(Chinese) 红酒在昂贵的白色地毯上留下了一块难看的深色污渍。

Use this special chemical to remove the oil stain from your garage floor.

(Chinese) 使用这种特殊的化学剂来去除车库地板上的油渍。

Be careful with that ink; it will permanently stain your clothes if you spill it.

(Chinese) 小心那瓶墨水；如果你把它洒了，它会永久弄脏你的衣服。

The ancient wooden walls were stained dark by years of smoke from the fireplace.

(Chinese) 古老的木墙被壁炉多年排出的烟熏成了深色。