buck

（美）钱，元；雄鹿；纨绔子弟；年轻的印第安人或黑人英释中释na male rabbit, deer , and some other male animals

1 buck up,使振作；打起精神；[俚]加快

2 buck the trend,反潮流

3 fast buck,n. 轻易得来的钱；投机赚钱

4 bang for the buck,划算；合算；货真价实

1 He owes me ten bucks..他欠我十美元。