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单词	helix
释义	helixhelix /ˈhilɪks/ noun (plural helices /-lɪsiz/) [countable] Etymology ETYMOLOGYhelix Origin: 1500-1600 Latin Greek math, science a line that curves and rises around a central line SYN spiral → see also double helix
随便看	sustainable sustainable development sustenance suttee suture SUV Suva suzerain suzerainty svelte Svengali SW swab swaddle swaddling clothes swag swagger Swahili swain swallow swallowtail swam swami swamp swampy

英语词典包含48224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。