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

• They work in 12-hour shifts, on rotations determined by their departments.
  他们的工作为12个小时一班，由他们的部门决定轮换次序。
• There are two main arguments for this: avoiding gimbal lock, and allowing smooth interpolation between rotations.
  这里我有两个主要的理由：避免万向节锁，在旋转时允许平滑插值。
• She started with two-week rotations and stayed in touch via low-cost Internet telephony service Skype.
  一开始，她两周往返一次，并通过低成本的互联网电话服务skype保持联系。
• Increase the number of rotations per minute.
  加快每分钟转动的次数。
• Farmers traditionally used long-term rotations of hay, pasture, and corn.
  农民以往长期实行干草、牧草和玉米轮作。
• All the physical properties should be identical except for the optical rotations of the two isomers ( enantiomers), which are of opposite sign.
  这两个异构体（对映体）除了旋光度有相反的符号之外，其他所有的物理性质都应该是完全相同的。
• Only use translations, scales and rotations to animate each object composing the animation.
  动画中用到的对象只能进行平移、缩放和旋转三种操作。
• But it's also the case for molecular rotations, translations.
  同时它也适用于分子的转动，平动。
• 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 symmetry of the circle, the square, and the face are associated with rotations or inversions in space.
  圆、正方形和人脸的对称与空间的转动和交换有关。