rotation中文什么意思

[ rəu'teiʃən ]发音:

用"rotation"造句

n.
1.旋转；轮转；循环。
2.【天文学】自转。
3.【物理学】旋度。
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by rotation: 轮流地
3d rotation: 三维旋转
a olute rotation: 绝对旋转

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例句与用法

Changing the rate of cylinder rotation changes the speed selected .
改变圆筒旋转速率就改变被筛选的速率。
The numbers of earthworms changed according to the phase of the rotation .
蚯蚓的数量因轮作状况而有改变。
In the case of the moon the rotation keeps pace exactly with the revolution .
月球的自转与公转精确地同步。
This rotation amounts to a small acceleration of the laboratory .
这种转动相当于实验室有一个很小的加速度。
Convolutions frequently alternate in direction of rotation and vary in pitch .
盘旋经常改变回转方向和节距。

英文释义

名词

the act of rotating as if on an axis; "the rotation of the dancer kept time with the music"
同义词：rotary motion
a planned recurrent sequence (of crops or personnel etc.); "crop rotation makes a balanced demand on the fertility of the soil"; "the manager had only four starting pitchers in his rotation"
a single complete turn (axial or orbital); "the plane made three rotations before it crashed"; "the revolution of the earth about the sun takes one year"
同义词：revolution, gyration
(mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin

百科释义

A rotation is a circular movement of an object around a center (or point) of rotation. A three-dimensional object rotates always around an imaginary line called a rotation axis.

详细百科解释