| 释义 |
sharpen sth. [英] [ˈʃɑ:pən ˈsʌmθɪŋ] [美] [ˈʃɑrpən ˈsʌmθɪŋ] [短语] 使某物变锋利;加强某事 词频排名 18260/55435 学习人数 40 难度等级 8/10 认知比例 60.00% 例句 to sharpen a knife 磨刀 to sharpen the cooperation 加强合作 A workman must sharpen his tools if he is to do his work well. 工欲善其事,必先利其器。 助记 联想 sharpen 使尖锐,使刀变尖锐就是加强它
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