rotations

英 [rəʊˈteɪʃənz]

美 [roʊˈteɪʃənz]

n.  旋转; 转动; (旋转的)一周，一圈; 轮换; 交替; 换班
rotation的复数

柯林斯词典

• N-VAR 旋转;转动
  Rotationis circular movement. Arotationis the movement of something through one complete circle.
  1. ...the daily rotation of the earth upon its axis.
     地球每天绕地轴自转
• N-UNCOUNT 轮流;轮班
  Therotationof 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 somethingin rotation, they take turns to do it.
  1. 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。
  2. 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。

双语例句

• I commenced my clinical rotations excited to discover my niche within medicine and decipher my interests and strengths.
  我开始着手一边享受医学给我带来的兴奋一边寻找我自己的兴趣和强项所在。
• The action of eating matter speeds up the pulsar's spin to hundreds of rotations a second.
  这种吸取物质的行为使得脉冲星的自转速度加速至一秒种几百次。
• The dot product between two rotations.
  两个旋转之间的点乘。
• During the past four lectures, we have dealt with angular momentum, torques and rolling objects and rotations.
  前四讲中，我们讨论过角动量，力矩滚动物体及旋转。
• Rotations, if it's a diatomic molecule, will be two different degrees of freedom.
  对于双原子分子，转动有两个不同的自由度。
• Arcs: The parts of an articulated skeleton move as a result of joint rotations.
  弧线运动：连接的骨骼运动起来是分节进行的。
• You will see more about rotations on the problem set.
  在题集里面你们会看到更多关于旋转的问题。
• Crop rotations with legumes help maintain fertility and soil microbiology.
  与豆类轮作可以保持土壤的肥力和微生态。
• The crankshaft makes three rotations for each rotation of the rotor.
  转子每转一周，曲轴转3周。
• Increase the number of rotations per minute.
  加快每分钟转动的次数。