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precession

英 /prɪˈseʃən/美 /prɪˈseʃ(ə)n/
  • n.
    先行，优先；进动，旋进；岁差
SAT

双语例句

  1. There is a third movement the hypothesis covers called precession.
    这个假说所包括的第三种运动叫做岁差。
  2. Precession, basically is the change in the direction of earth's axis of rotation.
    岁差，基本上是地球自转轴方向的改变。
  3. It will take me a million years to explain even just the basics of this movement as precession is quite complex.
    哪怕是这个运动的基本原理，我也要花一百万年才能解释清楚，因为旋进是相当复杂的。

网络短语

  • Larmor precession
    拉莫尔进动；拉莫尔旋进；拉莫进动；称为拉摩尔进动
  • steady-state free precession imaging
    稳定态自由旋进造影；定常态自由进动成像
  • precession of orbit
    轨道旋进；轨道进动
  • vortex precession flowmeter
    旋进流量计；旋涡进动流量计；流量计
  • regular precession
    正规旋进；规则进动；等速进动；等速推动

词语扩展

n.
priorityantecedence
[天]岁差（等于precession of the equinoxes）；先行；优先
vi.
precess按岁差前进
vt.
precess使产生进动

词义分布

岁差
50%
进动
26.9%
旋进
15.4%
先行
7.7%

英英释义

  • n.the motion of a spinning body (as a top) in which it wobbles so that the axis of rotation sweeps out a cone
  • n.the act of preceding in time or order or rank (as in a ceremony)