词汇学习：mouth构成的形容词   名词mouth一般用来指“嘴，口”。比如：She opened her mouth to say something.她张开嘴要说什么。His mouth twisted into a wry smile.他硬挤出一丝干涩的微笑。His mouths fell open.他张口结舌。Don't talk with your mouth full .不要一边吃一边说话。 1.mouth可以构成复合形容词，也就是在mouth后加ed。mouthed前多用形容词并用连字符连接。比如，表示“嘴……的， ……口的”。比如： He straightened up and looked at me, open-mouthed.他直起身子看着我，嘴大张着。That wide-mouthed old woman left just now那个大嘴的老太太刚刚离开。 Where is the narrow-mouthed cave?那个洞口狭窄的山洞在哪里？He put the flowers in a wide-mouthed blue vase. 他把花放进一只蓝色的大口花瓶。 2.mouth构成形容词时，可以指“言谈……的；口齿……的”。比如： Their smart-mouthed teenage son went to the party himself.他们十几岁的伶牙俐齿的儿子一个人去聚会了。I think he is a rather crude-mouthed individual.我觉得他是一个言谈非常粗鲁的人。