单词	outstroke
释义	outstroke noun : an outward stroke specifically : a stroke in which the piston in a steam or other engine is moving toward the crankshaft —opposed to instroke Word History Etymology out entry 3 + stroke
随便看	selectwomen selen- selena- Selenarctos selenarctoses selenarctosses selenate selenates Selene selenes Selenga seleni- selenian seleniate selenic selenic acid selenicerei Selenicereus selenicereuses selenide selenides seleniferous seleniferous plant seleninic acid selenious

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。