mouth复数形式是mouths。mouth主要用作名词和动词，作名词时中文含义是：嘴; 口; 需要供养的人; 入口; 开口。作动词时中文含义是：不出声地说; 言不由衷地说。
一、mouth词性变化
第三人称单数：mouths
复数：mouths
现在分词：mouthing
过去式：mouthed
过去分词：mouthed
二、mouth词语搭配
close your mouth闭嘴
keep your mouth closed/shut保持缄默
shut your mouth闭嘴
Big mouth大口 ; 大嘴巴 ; 多嘴者
三、mouth双语例句
1.She was staring into space, her mouth slack.
她双唇微张，失神地望着前方。
2.He hardly ever opens his mouth.
他几乎从不开口。
3.A shadow of a smile touched his mouth.
他嘴角透出一丝笑意。
4.He took a mouthful of water and swirled it around his mouth.
他含了一口水，漱了漱口。
5.He stared at me in horror, his mouth working.
他恐惧地盯着我，嘴在抽搐着。
6.She had a small mouth and round pink cheeks.
她的嘴小小的，圆脸蛋红红的。
