单词	passive transport
释义	passive transport noun : the movement of substances (as by diffusion) across a cell membrane without the expenditure of energy compare active transport Word History First Known Use 1953, in the meaning defined above
随便看	soft rock soft roe soft rot soft rush soft sawder soft scale soft sell soft serve soft silk soft snap soft solder soft sole soft spot soft spots soft steel soft target soft thing soft tick soft toe soft tortoise soft touch soft touches soft toy soft turtle soft waste

英语词典包含469781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。