1. The sun appears to rise and set because of the earth''s rotation.
    因为地球在自转，看上去就有了日出和日落。

2. The rotation of the earth round the sun takes one year.
    地球绕着太阳旋转要一年时间。

1. rotation

1. 转动：反向运动与其相反,通过变换子对象逐级向上影响父对象的运动. IK动画的一个最大的优点就是可以定义关节点的工作状态. 在3DSMAX中有两种关节:转动(Rotation)和滑动(Sliding). IK弹出菜单由如下4个子菜单组成:

2. 轮转：能对未来做出相当精确的预测.行情不仅发生在指数和股价的变化中,而且也发生在不同的市场(DOW,NASDAQ)和不同板块的股票中相对变化中(Rotation).通过对不同市场和板块的相对强弱和轮转(Rotation)进行分析,也能为把

3. rotation在线翻译

3. 自转：THINKY搅拌机用盛放材料的容器在自转(ROTATION)的同时,围绕某一半径公转(REVOLUTION),将产生巨大的离心力,以此可以混和材料,同时除去其中的气泡. 可用于环氧树脂、合成树脂,例如硅胶、导电胶、绝缘胶,医药及化学材料方面的搅拌和脱泡.

1. 旋转;转动
    Rotation is circular movement. A rotation is the movement of something through one complete circle.

rotation的解释

    e.g. ...the daily rotation of the earth upon its axis.
           地球每天绕地轴自转

2. 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.

rotation的意思

    e.g. 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。
    e.g. 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。

1. the act of rotating as if on an axis

    e.g. the rotation of the dancer kept time with the music

    Synonym: rotary motion

2. a planned recurrent sequence (of crops or personnel etc.)

    e.g. crop rotation makes a balanced demand on the fertility of the soil
           the manager had only four starting pitchers in his rotation

3. a single complete turn (axial or orbital)

    e.g. the plane made three rotations before it crashed
           the revolution of the earth about the sun takes one year

    Synonym: revolutiongyration

4. (mathematics) a transformation in which the coordinate axes are rotated by a fixed angle about the origin