staining

英 [ˈsteɪnɪŋ]

美 [ˈsteɪnɪŋ]

v. (被)玷污; 留下污渍; 给…染色(或着色); 玷污，败坏(名声)
stain的现在分词

现在分词：staining　复数：stainings　

BNC.17746 / COCA.27051

柯林斯词典

N-COUNT 污迹;污渍
Astainis a mark on something that is difficult to remove.
1. Remove stains by soaking in a mild solution of bleach.
  用温和的漂白剂浸泡以去除污迹。
2. ...a black stain.
  黑色污迹
VERB 在…上留下污迹;玷污;染污
If a liquidstainssomething, the thing becomes coloured or marked by the liquid.
1. Some foods can stain the teeth, as of course can smoking.
  某些食物会在牙齿上留下污渍，吸烟当然也会。

noun