front/back teeth 门牙/臼齿
a loose/missing/broken tooth 松动了的/掉了的/破了的牙齿
It's important to brush your teeth at least twice a day. 每天至少刷两次牙是很重要的。
Two teeth needed filling and one had to be taken out. 两颗牙需要补,一颗牙得拔掉。
The baby's cutting his top teeth. 小宝宝开始长上面的牙齿。
the teeth on a saw/gear/comb 锯齿/齿轮齿/梳齿
The new regulations give the planning committees more teeth. 新规定赋予计划委员会更大的权力。
noun¹
noun²
often
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切換為繁體中文