buck

1. N-COUNT A buck is a U.S. or Australian dollar. 美元; 澳元[非正式]

That would probably cost you about fifty bucks. 那可能會花費你大約五十美元。

Why can't you spend a few bucks on a coat?

爲什麽你不能花幾美元買件外套呢？

2. N-COUNT A buck is the male of various animals, including the deer, antelope, rabbit, and kangaroo. (雄鹿、公羊、雄兔、雄袋鼠等) 雄性動物

3. N a young man 年輕男人[美國英語] [非正式]

4. N a type of vaulting horse 鞍馬[gymnastics]

5. N a marker in the jackpot to remind the winner of some obligation when his turn comes to deal (提醒贏家履行義務的)標識[poker]

6. ADJ If someone has buck teeth, their upper front teeth stick forward out of their mouth. 外齙的[ADJ n]

7. V-I If a horse bucks, it kicks both of its back legs wildly into the air, or jumps into the air wildly with all four feet off the ground. (馬) 狂蹬後腿躍起; 四蹄離地狂跳

The stallion bucked as he fought against the reins holding him tightly in. 那匹種馬四蹄離地狂跳，試圖掙脫緊緊拴住它的韁繩。

8. V-T If you buck the trend, you obtain different results from others in the same area. If you buck the system, you get what you want by breaking or ignoring the rules. 違逆 (潮流); 抗拒 (躰制)

While other newspapers are losing circulation, we are bucking the trend. 其他報紙發行量在下降，而我們卻逆勢而進。

He wants to be the tough rebel who bucks the system. 他想成爲抗拒躰制的強硬叛逆者。

9. V to cut (a felled or fallen tree) into lengths 把(伐倒的樹木)截成段[美國英語]

10. PHRASE If you pass the buck, you refuse to accept responsibility for something, and say that someone else is responsible. 推諉責任[非正式]

David says the responsibility is Mr. Smith's and it's no good trying to pass the buck. 大衛說責任應該由史密斯先生承擔，試圖推諉責任毫無益処。