Dentists advise their patients to brush and floss regularly to prevent their teeth from decaying.

医建议他们病人定期刷并用洁线剔，以防止蛀。

He suffered torments from his aching teeth.

他痛得难受。

He picked his teeth with a toothpick.

他用签剔。

The man smiled, revealing perfect white teeth.

人微笑着 ，露出雪白整齐齿。

I gave the loose tooth a tug.

我猛然拔下松动齿。

She clenched her teeth and refused to move.

她紧关不肯挪动一步。

Parliament must grit its teeth and take action.

议会必须痛下决心，采取行动。

There's a cavity in the boy's tooth.

这上有一洞。

She clenched her teeth when she was operated on.

在被动手术时她紧了关。

The bandit bared his teeth in an insolent smile.

匪徒龇咧嘴地狞笑。

My brother is fretful because he is cutting his teeth.

我小弟弟直发脾气, 因为正在长。

I went to my dentist to have a tooth taken out.

我去找医拔了一颗。

I chipped the enamel on my front tooth when I fell over.

我跌倒时门珐琅质碰碎了。

He’ll be gnashing his teeth when he hears that we lost the contract.

他要是听说我们丟了这份合同，准会气得切齿。

The dentist is treating my teeth.

科医生给我治。

He yanked out a loose tooth.

他猛拔出一颗松动了。

This old man's tooth draw easily.

这位老人很容易拔。

I have a filling in my tooth.

我补了颗。

I have a filling in the tooth.

我补了。

Nothing hurts more than a bad tooth.

没有比痛更痛了。