tooth-主題

tooth

[tu:θ]

n.牙齒, 齒狀物, 粗糙表面,嗜好 
（復）teeth: 有效手段

例句與用法：

This tooth is sensitive to cold.

這顆牙對冷過敏。

He bellowed with pain when the tooth was pulled out.

牙被拔掉時，他疼得大叫。

I was fitted an artificial tooth by the dentist.

牙醫給我鑲了顆假牙。

Now you know what the job involves here's something to get your teeth into.

你既然對這項工作已有所瞭解，有些事就由你去處理吧。

We should brush our teeth at least twice a day.

我們每天應該至少刷兩次牙。

詞形變化：

名詞複數: teeth | 動詞過去式: toothed | 動詞過去分詞: toothed | 動詞現在分詞: toothing | 動詞第三人稱單數: tooths |

英文解釋:

名詞 tooth:

hard bonelike structures in the jaws of vertebrates; used for biting and chewing or for attack and defense

something resembling the tooth of an animal

toothlike structure in invertebrates found in the mouth or alimentary canal or on a shell

a means of enforcement

one of a number of uniform projections on a gear

以上來源於大辭典