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BNC: 29824 COCA: 38827

protractor

Word family
Related topics: Maths
pro·trac·tor /prəˈtræktə $ proʊˈtræktər/ noun [countableC]  
protractor.jpg HMa piece of plastic in the shape of a half-circle, which is used for measuring and drawing angles 量角器,分度规 set square4  See picture of 见图 MATHEMATICS5 see picture at 见图 mathematics
Examples from the Corpus
pro·trac·tor noun
Chinese
Syllable
Corpus

See also: ldoce4298jpg

BNC: 29824 COCA: 38827
BNC: 29824 COCA: 38827

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