单词	always-on
释义	always-onˈalways-on adjective [only before noun] permanently switched on:  an always-on Internet connection
随便看	Sellafield sell-by date seller seller's market Sellers, Peter selling selling point selling price sell-off Sellotape sellotape sell-out seltzer selvedge selves Selznick, David O. semantic semantically semantics semaphore semblance semen semester semi semi-

英语词典包含52748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。