各种牙齿的说法：

eye tooth=虎牙

buck teeth=龅牙

baby tooth(美式)=milk tooth(英式)=乳牙

tooth decay=蛀牙

false teeth=假牙

toothpaste=牙膏

toothbrush=牙刷

toothpick=牙签

mouthwash=漱口水

chewing gum=口香糖

brush your teeth=刷牙