Word: 一口 (yīkǒu)

一口吃不成大胖子

yìkǒu chī bùchéng dà pàngzi

you can't become a big fat man with one mouthful

一口吃个磨扇，好大的胃口

yìkǒu chī ge móshàn, hǎo dà de wèikǒu

eating a millstone in one bite: what a huge appetite

他咧嘴一笑，露出一口白牙。

Tā liězuǐ yí xiào, lùchū yìkǒu bái yá.

He grinned, showing a mouthful of white teeth.

他把杯子拿起来喝了一口。

Tā bǎ bēizi ná qǐlai hēle yìkǒu.

He picked up his cup and took a sip.

他操一口流利的英语。

Tā cāo yìkǒu liúlì de Yīngyǔ.

He speaks English fluently.

他有一口滑稽的口音。

Tā yǒu yìkǒu huájī de kǒuyin.

He had a funny accent.

他用嘴吸了一口果汁。

Tāyòng zuǐ xīle yìkǒu guǒzhī.

He sucked up a mouthful of juice.

他笑的时候，露了一口白牙。

Tā xiào de shíhou, lùle yìkǒu bái yá.

When he smiled, he showed a mouthful of white teeth.

他讲一口地道的俄语。

Tā jiǎng yìkǒu dìdao de Éyǔ.

He speaks Russian perfectly.

吃饭不在乎一口，打人不在乎一扭

chīfàn búzàihu yìkǒu, dǎ rén búzàihu yì niǔ

in eating, one mouthful doesn't matter; in fighting, one twist doesn't matter

她一口干完了整杯。

Tā yìkǒu gàn wánle zhěng bēi.

She drank straight from the bottle.

她咬了一口苹果。

Tā yǎole yìkǒu píngguǒ.

She bit into the apple.

她能说一口流利的西班牙语。

Tā néng shuō yìkǒu liúlì de Xībānyáyǔ.

She can speak Spanish well.

宁吃鲜桃儿一口，不吃烂杏儿一筐

níng chī xiān táo ér yìkǒu, bùchī làn xìng ér yì kuāng

better one bite of a fresh peach than a basket of rotten apricots

宁给饥人一口，不送富人一斗

nìng gěi jī rén yìkǒu, bú sòng fùrén yì dǒu

better to give a hungry person a mouthful than to send a rich man a bushel

小鸡儿吃碗碴儿，一口一个瓷儿

xiǎojī ér chī wǎn chár, yìkǒu yí gè cí ér

a chick eating bowl shards: every peck is a piece of porcelain (a word)

少吃一口，安定一宿

shǎo chī yìkǒu, āndìng yì xiǔ

eat one mouthful less, and sleep peacefully for a night

我只吃了一口面包。

Wǒ zhǐ chīle yìkǒu miànbāo.

I only ate a bite of bread.

我可以吃一口吗？

Wǒ kěyǐ chī yìkǒu ma?

Can I have a bite?

我很希望可以说一口地道的中文。

Wǒ hěn xīwàng kěyǐ shuō yìkǒu dìdao de Zhōngwén.

I really hope that I can speak authentic Chinese.

我想讲一口流利的英语。

Wǒ xiǎng jiǎng yìkǒu liúlì de Yīngyǔ.

I would like to speak English fluently.

救了落水狗，反被咬一口

jiùle luòshuǐgǒu, fǎn bèi yǎo yìkǒu

save a dog that fell in the water and get bitten in return

渔民从湖底捞出一口旧钟。

Yúmín cóng hú dǐ lāo chū yìkǒu jiù zhōng.

A fisherman dredged an old bell up from the bottom of the lake.

皇上的旨,将军的令,一口说了算

huángshang de zhǐ,jiāngjūn de lìng,yìkǒu shuōlesuàn

the emperor's edict, the general's order: one word and it's settled

老鼠睡猫窝,送来一口肉

lǎoshǔ shuì māo wō,sòng lái yìkǒu ròu

a mouse sleeps in the cat's bed: delivers a mouthful of meat

胖子不是一口吃起来的

pàngzi bú shì yìkǒu chī qǐlai de

a fat man isn't made by one mouthful

蛇咬一口，入骨三分

shé yǎo yìkǒu, rùgǔ sānfēn

a snake's bite goes three tenths of an inch into the bone

路要一步一步走，饭要一口一口吃

lù yào yíbùyíbù zǒu, fàn yào yìkǒu-yìkǒu chī

walk the road step by step, eat the meal mouthful by mouthful

这块火腿太咸了，你尝一口。

Zhèkuài huǒtuǐ tài Xián le, nǐ cháng yìkǒu.

This piece of ham is too salty, try a bite.

饭得一口一口地吃,路得一步一步地走

fàn děi yìkǒu-yìkǒu de chī,lù dé yíbùyíbùde zǒu

food must be eaten one mouthful at a time, the road walked one step at a time

鼠把我的面包咬了一口。

Shǔ bǎ wǒ de miànbāo yǎole yìkǒu.

A rat took a bite out of my bread.