As if she had a protractor in her head, she also sees precise angles. “When I draw a piece of equipment, I can test run it in my mind.”

如同她的脑袋里长着一个量角器，她同样能读出准确的角度。“当我在脑袋里画一部仪器，我能在脑海里给它测试运行。”

youdao

Screen Angle indicator: a protractor with many co - centre circles.

网角指示器：是一个带有很多同心圆的量角器。

youdao

We are often tempted to quantify core-body rotation numerically - e. g. more than 30 but less than 90 degrees - but few of us are likely to carry a protractor to the pool to pin down the number.

我们经常尝试给转动定义个数据，比如大于30度小于90度。但是没有人会真的拿量角器到游泳池去量。

youdao

Former Australian captain and match referee Barry Jarman even placed a protractor next to a picture of Murali, apparently feeling that a bent arm alone demonstrated that he was bowling no-balls.

WSJ: Cricket's 'Chucking' Challenge

It was, arguably, an analog computer, in that it housed pencils, pens, a calculator, ruler, protractor and a folder for each of one's classes.

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