他锛缺了一点牙齿。

He chipped off a piece of his tooth.

她的牙齿是局部麻醉拔出的。

Her tooth was extracted under local anaesthetic.

五岁儿童牙齿不健康的比例高。

A high proportion of five-year-olds have teeth in poor condition.

氟化物可以强化生长中的牙齿，这是已证明的事实。

It is a proven fact that fluoride strengthens growing teeth.

他得戴着牙箍矫正牙齿的咬合。

He has to wear a brace to correct his bite.

他突然一笑，露出一口雪白的牙齿。

He smiled suddenly, exposing a set of amazingly white teeth.

他笑了起来，露出一排洁白的牙齿。

He laughed, revealing a line of white teeth.

她的牙齿在褐色面孔映衬下显得洁白明亮。

Her teeth gleamed white against the tanned skin of her face.

牙医建议大家每六个月检查一次牙齿。

Dentists advise you to have your teeth checked every six months.

果汁可能损坏儿童的牙齿。

Fruit juices can be harmful to children's teeth.

我的一颗牙齿镶了假齿冠。

I've had one of my teeth crowned.

牙医为我刮除牙石，抛光了牙齿。

The dentist scaled and polished my teeth.