1.
give a person a biff in the mouth [on the jaw]
揍某人的嘴 [下巴]
2.
The mouth of a wise man is in his heart; the heart of a fool is in his mouth.
聪明人的嘴在心里，蠢人的心在嘴上。
3.
"The fool has his heart on his tongue, the wise man keeps his tongue in his heart"
蠢人的心在嘴上,聪明人的嘴在心里
4.
The area of the human mouth, chin, and jaw.
人的嘴、下巴和颏的部位
5.
No. Must be two of em.
不。必须是两人的嘴。
6.
bribe sb. into silence
用贿赂封住某人的嘴
7.
blabbermouth ( person who blabs)
多嘴人、碎嘴子、泄密者、多嘴婆（多嘴的人）
8.
Mouth, mouth, touch your mouth.
嘴，嘴，摸摸你的嘴。
9.
The talkative woman is always barging in other people's conversation.
那个多嘴的妇人总是爱插嘴。
10.
a saucy child who talked Back.
与人顶嘴的调皮小孩
11.
You know, Miss Sun, some people listen, speak, and see all with their mouths.They open their mouths to listen, to see, and even to sleep.
孙小姐，你知道有人听说话跟看东西全用嘴的，他们张开了嘴听，张开了嘴看，并且张开了嘴睡觉。
12.
on the top of sb's tongue
就在某人嘴边的，某人差一点说出口的
13.
People don't trust those smooth businessmen.
人们不相信那些油嘴滑舌的生意人。
14.
She kisses his lips; he kisses hers; they solemnly bless each other.
她吻吻他的嘴唇，他也吻吻她的嘴唇，两人彼此郑重地祝福。
15.
parched lips,eg of a person with a fever
干裂的嘴唇（如发烧病人的）.
16.
The part of the lips visible on the human face.
嘴唇人类脸部可被看见的唇的一部分
17.
Those with a bigger lower lip tend to need more love.
下嘴唇厚的人则需要更多的爱。
18.
Bear sb sth out bear up against under sth bear with sb sthardless youth, ie an immature young man
嘴下没毛的青年（少不更事的年轻人）