英语词汇have been hard at work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	have been hard at work
释义	work hard at sth— 苦心孤诣 hard work — 苦功 • 苦劳 at work adv — 在工作 adv work hard — 累 • 发奋 • 苦干 • 操劳 work hard n — 拼搏 n
随便看	agreed regulations agreed remuneration agreed reporting agreed requirements agreed response agreed results agreed retention agreed return agreed revised agreed roadmap agreed salary agreed sales agreed savings agreed schedule agreed scope agreed separately agreed so far agreed specified agreed standards agreed statement agreed strategy agreed strongly agreed target date agreed tasks agreed technical standards

英汉双解词典包含2273206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。

work hard at sth—