body_health
tooth
/tuθ/
释义与例句
n.
1
each of a set of hard, bony enamelled structures in the jaws of most vertebrates, used for biting and chewing food.
牙齿
He lost a tooth when he was a child.
他小时候掉了一颗牙。
记忆技巧
tooth = 单数（一颗牙）
teeth = 复数（多颗牙）
toothache（牙痛）
wisdom tooth（智齿）
brush your teeth（刷牙）