n.[C]

1. 牙齒
   I brush my teeth twice a day.

   我每天刷牙兩次。

2. 齒狀物；（鋸，梳，叉等的）齒
   A comb has teeth.

   梳子有梳齒。

3. 嗜好；胃口[S][（+for）]
   I have no tooth for candies.

   我不喜歡吃糖果。

4. 起損害（或毀壞等）作用的力量[P]
5. 強制實施的有效手段[P]

vt.

1. 給……裝齒
2. 使成鋸齒狀
3. 咬

vi.

1. （齒輪等）相咬，嚙合

n.

1. each of a set of hard, bony enamel-coated structures in the jaws, used for biting and chewing.
2. a projecting part, especially a cog on a gearwheel or a point on a saw or comb.
3. (teeth) genuine power or effectiveness:
   the Charter would be fine if it had teeth.
4. an appetite or liking for a particular thing.