n.污垢,污点,煤尘
vt.使污秽,使…弄脏
a face covered with grime and sweat
满是污垢和汗水的脸
His face and hands were coverd with grime from the coal dust.
他的脸和双手都沾满了煤灰和污垢.
The war in 1939 perforce ushered in an era of more grime and drabness.
1939年的战争必然导致一个更加肮脏、更加灰暗的时代的到来。