released by checking three sections

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1.	三点检查汉英铁道科... ... 三大件转向架\|\|three-piece truck 三点检查\|\|released by checking three sections 三铰拱\|\|three-hinged arch ... blog.163.com

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英汉双解词典包含2704715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。