| 单词 | protractor |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔describe〕I took out my newly acquired protractor and described a circle.我取出新买的量角器画了个圆。外研社新世纪〔triangle〕Use your protractor to construct an equilateral triangle.用量角器作一个等边三角形。牛津搭配 |
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