英语词汇“optical square”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	optical square
释义	optical square noun : a small hand instrument used by surveyors for laying off a right angle by means of two mirrors set at an angle of 45 degrees
随便看	grace period graces grace's grace's warbler grace warbler gracilaria gracilariid gracilariidae gracile gracileness gracilis gracility graciosity gracioso gracious graciously graciousness grackle grackle grad gradable gradacol gradacol membrane sexism sexist

英语词典包含332784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。