I need to have two teeth filled.
我有两颗牙要补。
Choose an essay topic that you can really get your teeth into.
选择一个你可以真正悉心钻研的论文题目。
A high proportion of five-year-olds have teeth in poor condition.
五岁儿童牙齿不健康的比例高。
The dentist may decide that the wisdom teeth need to be extracted.
牙医可能会认为智齿需要拔掉。
They took a plaster cast of the teeth for identification purposes.
他们做了这副牙的石膏模型作鉴别之用。