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	protractor/prəˈtræktə/n. 1 an instrument for measuring angles, usu. in the form of a graduated semicircle 量角器；半圆仪 2 a muscle serving to extend a limb etc. 牵引肌
随便看	corroborate corroboration corroborative corroborator corroboratory corroboree corrode corrodible corrosion corrosive corrosively corrosiveness corrosive sublimate corrugate corrugation corrugator corrupt corrupter corruptibility corruptible corruption corruptive corruptly corrupt practices corsac

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