口  

[kǒu]

- （人或动物进饮食的器官; 嘴） mouth:

Illness finds its way in by the mouth.

病从口入。

Out of the mouth comes evil.

祸从口出。

- （容器通外面的地方） mouth; rim:

the mouth of a bottle;

瓶口儿

the rim of a bowl;

碗口儿

- （出入通过的地方） opening; entrance; mouth:

exit;

出口

the mouth of a cave;

洞口

- （有关联的部门联成的系统） department; section:

departments of trade and finance and affiliated organizations;

财贸口

departments of culture and education as a whole

文教口

- （长城的关口，多用做地名，也泛指这些关口） a gateway of the Great Wall (often used in place names):

Zhangjiakou

张家口

- （口子） cut; hole:

wound; cut;

伤口

tear a hole in one's jacket;

衣服撕了个口儿

- （刀、 剑、 剪刀等的刃） the edge of a knife:

The edge of the knife is turned.

刀卷口了。

- （牲口的年龄） the age of a draft animal:

This horse is still young.

这匹马口还轻。

- （姓氏） a surname:

Kou Lu

口禄

- （用于人）:

There are five people in his family.

他家五口人。

- （用于牲畜，主要是猪）:

three pigs

三口猪

- （用于有口或有刃的某些器物）:

a knife;

一口刀

a well;

一口井

- （用于语言）:

She speaks fluent English.

她说一口流利的英语。

- （用于口腔动作次数）:

make a mouthful of (sth.);

一口吞下

He took a bite at the apple.

他咬了一口苹果。