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 n instrument, usu in the form of a semi-circle with degrees (0 to 180) marked on it, used for measuring and drawing angles 量角器; 分度规.
随便看	sum total sun sun-baked sunbathe sunbeam sun-blind sunburn sunburned sundae Sunday Sunday school sunder sundial sundown sundowner sun-drenched sundries sundry sunfish sunflower sung sun-glasses sun-god sun-hat sunk

英汉双解词典包含38652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。