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(gè)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(jīng)寫了三個(gè)小時(shí)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(xué)西班牙語(yǔ)已經(jīng)三個(gè)月了。
8. He is only a child of three.
   他只是一個(gè)三歲的孩子。