名詞 three:

1. the cardinal number that is the sum of one and one and one
   同義詞：3, III, trio, threesome, tierce, leash, troika, triad, trine, trinity, ternary, ternion, triplet, tercet, terzetto, trey, deuce-ace

形容詞 three:

1. being one more than two
   同義詞：3, iii

1. No one knows outside two or three persons.
   除兩三個人外誰也不知道。
2. This street is three times wider than that one.
   這條街比那條街寬三倍。
3. This chair has only three legs.
   這把椅子只有三條腿。
4. I've been writing for three hours.
   我已經寫了三個小時了。
5. He has collected more than three times as many stamps as I (have).
   他收集的郵票是我的三倍還不止。
6. Three of the chickens hatched today.
   今天有三只小雞出殼。
7. I've been studying Spanish for three months.
   我學西班牙語已經三個月了。
8. He is only a child of three.
   他只是一個三歲的孩子。