| 词汇 | rotation |
| 释义 | rotation noun uk/rəʊˈteɪ.ʃən/ us/roʊˈteɪ.ʃən/ [ U ]（尤指围绕一个固定点）旋转，转动 movement in a circle around a fixed point the speed of rotation 转速 [ C ]旋转的一圈 a complete circular movement around a fixed point The earth completes 366 rotations about its axis in every leap year. 在每一个闰年里，地球绕地轴自转366圈。 [ C or U ]轮作;换茬（农民有规则地改变地里种植的植物） the act by farmers of regularly changing which crops they grow in a field crop rotation 农作物轮作 [ U ]轮班（不同的人在不同的时间做相同的工作） the act of different people doing the same job at different times the rotation of key positions such as that of chairman 重要职务如主席等的轮流担任 Idiom in rotationidiom 轮换，轮流，交替 one after the other, in a regular order There are ten employees and they do the various jobs in rotation. 有10名员工，他们轮流做各种工作。 |
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