stain

1.[t][i]（被）玷污；留下污渍to leave a mark that is difficult to remove on sth; to be marked in this way

2.[t]给…染色（或着色）to change the colour of sth using a coloured liquid

3.[t]~ sth玷污，败坏（名声）to damage the opinion that people have of sth

1.[c]污点；污渍a dirty mark on sth, that is difficult to remove

1.弄脏,染污 (with);沾污,玷污(名誉等)

2.在(玻璃,生物切片等上面)染色

3.在(糊墙纸上等)着色,印上颜色

4.变肮脏,染污;生锈

1.污点;变色;锈;瑕疵 (on; upon; of)

2.色素,染色剂,着色剂

3.色斑

1.to leave a mark on something accidentally

2.to add color to wood using a special liquid

3.to add color to something in order to make it easier to examine under a microscope

4.if something stains someone’s reputation, character, etc., it spoils it

1.a mark left accidentally on clothes or surfaces

2.a liquid used for adding a particular color to wood

3.a liquid used for adding color to something to make it easier to examine under a microscope