Definition: one of the hard white objects in the mouth, which are used for biting and chewing Level: A1
我的牙齿有点疼，可能是长了蛀牙。
My ___tooth hurts a little, maybe I have a cavity.
我有一颗牙齿松动了。
I have a loose ___tooth.
我妹妹掉了一颗牙。
My little sister lost a ___tooth.
