英语词汇protractor怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	protractor
释义	pro.trac.tor HprE5trAk7tE5, $-tL n [C] a device used for measuring and drawing angles. It is usually in the form of half a circle made from transparent plastic with degrees marked on it. 量角器 Mathematics
随便看	tribe tribesman tribulation tribunal tributary tribute tribute trice triceps trick trick trick trick trickery trickle trickle tricks trickster tricky tricky tricolour tricycle Trident trident tried

英汉双解词典包含44095条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。