(1) 污物(垢)(unclean substance， such as dust， mud， etc， esp in the wrong place) [U]：wash/get the～off(the wall/one's knees) 洗/弄掉(墙/膝上的)污垢;wash the～out of the clothes 洗去衣服上的污垢;keep sth free from～使……保持干净;(clothes/shoes)be covered with(in)～(衣服/鞋上)尽是尘土;There is some～on his face. 他脸上有点脏。have～on one's shoes 鞋上有尘土;〖同〗dust;

(2) 泥土(loose earth or soil on the ground) [U]：play/sit in the～在泥土中玩/坐;a pile of～一堆泥土;fill a flowerpot with～给花盆装土;Rock and～came tumbling down from the mountain. 岩石和泥土从山上滚落下来。～farmer/road 自耕农/土路;〖同〗soil， earth， ground;

(3) 下流话(文字)(nasty language about sex) [U](infml)：yell～at sb 冲某人喊脏话;Be quiet! Nobody likes to hear that kind of～! 住嘴!没人想听那种脏话。a good story with a bit of～in it 带点黄色的好故事;

(4) 流言蜚语，闲言碎语(nasty talk about people) [U](infml)：She enjoys hearing all the (a bit of)～about her neighbours. 她喜欢听所有(一点)有关邻居的闲话。The magazine publishes/is filled with～about movie stars. 这杂志发表/充满关于影星的流言蜚语。fling/throw～at (on) sb 诽谤某人;〖同〗rumour;

→′dirty adj v & adv