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单词	研究开发
释义	ENGLISH PHRASES 英文词组〔play〕the free play of ideas in research and development 在研究开发工作中思想的自由发挥英汉大词典
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英汉汉英翻译词典包含1679246条英汉翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习及翻译工作的有利工具。