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单词	sub
释义	sub 1 (sŭb) n. 1. Nautical A submarine. 2. A submarine sandwich.
随便看	racquet racquet racquetball racquets racy rad rad rad rad. radar radar astronomy radar beacon radar gun radarscope radar telescope Radcliffe raddle raddle raddle raddle radi- radi- radial radial engine radial keratotomy

英语词典包含135693条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。