0 one of the hard, white objects in the mouth that are used for biting and chewing (= crushing food) -- 牙，牙齿
1 any of the row of points that stick out from the edge of a tool or piece of equipment, such as a comb, saw, or zip -- （工具边缘、梳子、锯、拉链等的）齿状物，齿
2 effective force or power -- 实际力量，实权
This committee can make recommendations but it has no real teeth. 这个委员会可以提出建议，但没有实权。
"Look, I've got a wobbly tooth, " said my little daughter, proudly.
These animals have razor-sharp teeth.
You should have your teeth checked by a dentist at least twice a year.
If shocking pictures of smoke-filled lungs or rotting teeth show the harmful effects of smoking, go ahead and print them on packs.
If it does not, its electors will kick it in the teeth.
Expert dental opinion is that the benefit of fluoride to the teeth of children and adults is continuous.
