英语词汇sharpen up怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	sharpen up
释义	sharpen up [phrasal verb] : to become better, smarter, more skillful, etc.变得更好（或更聪明、更熟练等） You'd better sharpen up if you want to keep your job.你要想保住工作，最好进一步提高自我。 ⇒ Main Entry: sharpen
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英汉双解词典包含109353条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。