| 单词 | 圆周运动 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔circular〕Place your hands on your shoulders and move your elbows up, back, and down, in a circular motion.双手置于肩上, 肘部向上、向后, 再向下, 做圆周运动。外研社新世纪〔eddy〕A current, as of water or air, moving contrary to the direction of the main current, especially in a circular motion.漩涡：与主流部分流向相反的水流或气流的一部分，尤指以圆周运动方式流动美国传统〔rather〕The process is not a circle but rather a spiral.这个过程不是一个圆周运动而是螺旋上升型的。柯林斯高阶〔treadle〕A pedal or lever operated by the foot for circular drive, as in a potter's wheel or sewing machine.踏板：一种由脚操纵带动圆周运动的踏板或杠杆，如制陶者的陶车或缝纫机的踏板美国传统 |
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