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

• Dynamic changes of soil enzyme activities during growth of corps under different tillage types and rotations
  不同耕作和轮作方式下作物生育期内土壤酶活性的动态变化特征
• We must establish crop rotations which will help to minimize disease.
  我们必须建立有助于减少疾病的作物轮作制。
• The rotations due to applicable factored loads;
  因适用系数荷载引起的转动；
• 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。
• 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。
• Astronomical yearbooks and calendars for amateur astronomers provide the times of the beginning of the synodic solar rotations as well as the longitudes Lo.
  天文年历和日历为业余天文学家提供了太阳会合自转周期的始时和经度Lo。
• 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。
• Current wheel axle rotation speed, in rotations per minute ( Read Only).
  当前轮轴旋转速度，每分钟转速（只读）。
• The manual orientation settings allow you to specify extra rotations for the panorama e. g. to centre it.
  手动全景图取向设置充许您对全景图进行特别的旋转指定，例如居中旋转。
• Unless you're the one who assigned six diagrams on planetary rotations.
  除非是你画了六张行星自转图。