with obj.
1
- mark (something) with coloured patches or dirty marks that are not easily removed沾污, 弄脏; 染污：
her clothing was stained with blood
她的衣服上沾有血迹
as adj. stained a stained beer mat一个有污渍的啤酒杯垫子
no obj. red powder paint can stain.红色的粉末颜料能造成污迹。
1.1
- no obj. be marked or be liable to be marked with such patches被沾污; 易被染污。
1.2
- figurative damage or bring disgrace to (the reputation or image of someone or something)〈喻〉玷污, 败坏（名声, 形象）：
the awful events would unfairly stain the city's reputation.
这些糟糕的事件会败坏这个城市的名声, 这是不公平的。
1.3
- suffuse (something) with brighter or darker colour使布满更亮（或更暗的）色彩：
the flush stained her cheeks again.
她的双颊再一次布满红晕。
2
- colour (a material or object) by applying a penetrative dye or chemical给（材料, 物体）上色, 给（材料, 物体）着色：
wood can always be stained to a darker shade.
木材总是可以被染成更深的色调。
1
- a coloured patch or dirty mark that is difficult to remove污点, 污迹：
there were mud stains on my shoes.
我的鞋上有泥渍。
1.1
- a thing that damages or brings disgrace to someone or something's reputation污点, 瑕疵：
he regarded his time in gaol as a stain on his character.
他认为在监狱的那段时间是他人格上的污点。
1.2
- a patch of brighter or deeper colour that suffuses something色素斑：
the sun left a red stain behind as it retreated.
太阳落下时留下一块红斑。
2
- a penetrative dye or chemical used in colouring a material or object染色剂, 着色剂。
2.1
- Biology a special dye used to colour organic tissue so as to make the structure visible for microscopic examination【生】染色剂, 着色剂。
2.2
- Heraldry any of the minor colours used in blazoning and liveries, especially tenné and sanguine【纹章】（纹章和徽章的）辅助色, 次要颜色（尤指棕褐色和血红色）。
派生词
stainable
adjectivestainer
noun词源
late Middle English (as a verb)： shortening of archaic distain, from Old French desteindre 'tinge with a colour different from the natural one'. The noun was first recorded （mid 16th cent.） in the sense 'defilement, disgrace'.