1 N-VAR 旋转;转动 Rotation is circular movement. A rotation is the movement of something through one complete circle. 旋转;转动
SYN revolution, turning, turn, wheel
2 N-UNCOUNT [oft in NOUN] 轮流;轮班 The rotation of a group of things or people is the fact of them taking turns to do a particular job or serve a particular purpose. If people do something in rotation, they take turns to do it. 轮流;轮班
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He grew a different crop on the same field five years in a row, what researchers call crop rotation.
他连续5年在同一块地里种植不同的作物，研究人员称之为轮作。
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Once a month we met for the whole day, and in rotation each one led the group.
我们每个月聚在一起一整天，轮流担任领队。
| Word Link | rot ≈ turning : rotary, rotate, rotation |
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