基础释义
例句
柯林斯词典释义

福克斯词典 \ 英汉词典 \

protractors是什么意思？

protractors

n. 量角器，分度规( protractor的名词复数 )；

例句

After installing the protractors , check the assembly for squareness prior to using the machine. 按完量脚器后, 请在使用前仔细检查各个部件的按装.

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柯林斯高阶英汉双解学习词典释义

N-COUNT

量角器；分度规

A protractor is a flat, semi-circular piece of plastic or metal which is used for measuring angles.

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