the action of rotating about an axis or centre
旋转,转动
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the moon moves in the same direction as the earth's rotation 月球与地球旋转的方向一致
-
[count noun]
several solar rotations .绕太阳转几圈。
the passing of a privilege or responsibility from one member of a group to another in a regularly recurring succession
轮流,轮换
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it has become common for senior academics to act as heads of department in rotation .高级学者轮流担任系领导已成惯例。
(亦作
轮作,换茬。
【林】 轮伐期(指栽种、砍伐和重新栽种的周期)。
[count noun]
〈美〉 (尤指实习医生的)轮流实习。
【数】 坐标轴的旋转。
【数】 同<Bold>CURL</Bold>(义项2)。
"mid 16th cent.: from Latin