| 单词 | protractor |
| 释义 | protractor (once / 69526 pages) n A protractor is a device used in drafting and drawing: it's mainly used for drawing and measuring angles. Don't show up to geometry without your protractor! In math class, you use many tools, such as a calculator. Another is the protractor, which is handy when you're studying geometry. Protractors are designed to help you measure and draw angles. You can make a rhombus or an isosceles triangle with a protractor. A protractor can help you measure existing angles too, like if you’re taking a geometry test and need to compare angle measurements. Graphic artists, architects, and other professionals who need to make angles use protractors. WORD FAMILYprotractor: protractors USAGE EXAMPLESInstead, I would draw on graph paper with protractors and rulers. New York Times(Sep 23, 2016) In Grant County, investigators determined that a teacher let students use protractors, which aren’t allowed during testing. Washington Times(Aug 22, 2016) It is a tool capable of performing all the tasks protractors, three-section spiral notebooks and No. 2 pencils once performed. Washington Times(Aug 13, 2016) n drafting instrument used to draw or measure angles Hyper drafting instrument an instrument used by a draftsman in making drawings |
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