buck 1 |bʌk| A. noun 1. (male animal) 雄兽 xióng shòu [尤指鹿､羊､兔]a buck rabbit 公兔 a buck deer 雄鹿 2. (responsibility) 责任 zérèn to pass the buck colloquial 推卸责任 tuīxiè zérèn 3. colloquial (man) 男人 nánrén a young buck 一个小伙子 B. intransitive verb «horse» 弓背跃起 gōng bèi yuèqǐ C. transitive verb 1. (throw) 使摔下 shǐ shuāixia the horse bucked the rider off 马把骑手甩了下来 2. (oppose) 抵抗 dǐkàng ‹trend, market›to buck the system 反抗体制 D. adjective American Military 最低一级的 zuì dī yī jí de PHRASAL VERB buck up colloquial A. intransitive verb 1. (cheer up) 振作 zhènzuò buck up, things aren't as bad as you think 高兴点儿,事情没你想的那么糟 2. (hurry up) 赶快 gǎnkuài B. transitive verb[buck somebody/something up, buck up somebody/something] 振作 zhènzuò ‹spirits›the good news bucked us all up 好消息使我们振奋