| 释义 |
Related topics: Mathspro·trac·tor /prəˈtræktə $ proʊˈtræktər/ noun [countable] 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 square →4 See picture of 见图 MATHEMATICS →5 see picture at 见图 mathematicsExamples from the Corpusprotractor• Moira screamed and ran away from him, dropping several books and a protractor.• After all, this is the unit used on the protractor that we first came across early in our school careers.pro·trac·tor nounChineseSyllable shape the of a plastic a in piece Corpus of |