The dress had been brightly coloured, but it was stained and dirty now.那件连衣裙原来色彩非常鲜艳，不过现在有污渍变脏了。Wearing a stained blouse to dinner was out of the question.穿着有污渍的衬衫赴宴是不行的。It is a real turn-off for potential buyers when they see dirty or stained carpet.看到脏的或有污渍的地毯，打算购买的人也觉得十分败兴了。