这组词共同的意思是“粗鲁的”“粗糙的”。它们的区别在于: 1.rough强调言行是粗鲁的。例如: Many a rough man has been civilized by his wife.许多粗野的男人都被妻子教好了。 Don't be so rough with the child.不要对小孩这样粗暴。 His manners are very rough.他的举止非常无礼。 2.rude强调其源于教育差、文化低。例如: It's rude to peep.偷看别人是不礼貌的。 He was severely reproached for his rude behaviour.他因行为粗鲁而受到严厉指责。 All of us were astonished that Mr. White was so rude to him.怀特先生对他如此无礼,使我们都感到惊异。 3.coarse则强调由于粗鲁而引起的厌恶心理。例如: He is coarse in manner.他举止粗鲁。 It's a coarse joke.这是个粗俗的玩笑。 She used to be coarse of speech.她过去说话很粗鲁。 4.harsh侧重于指给人以感官上的粗糙、不和谐的感觉。例如: The colour is very harsh.那颜色很刺眼。 The cloth is harsh to the touch.这块布料摸上去很粗糙。 The noise is harsh to the ear.那噪声很刺耳。 The surface of the table is very harsh.那张桌子的表面非常粗糙。