precession

precession读音音标

英 [prɪ\'seʃən]

美 [prɪ\'seʃən]

precession意思解释

n.

运动；

旋进；

岁差；

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

the act of preceding in time or order or rank (as in a ceremony)

同义词：precedenceprecedency

双语例句

用作名词(n.)In the third chapter, precession cone semi-angle is discussed.第三章主要讨论进动锥角的问题。Spacecraft tracking could look for a similar precession of Mars\'s orbit.利用追踪太空船，也可以找寻火星轨道类似的进动。It goes backward, and is therefore called a precession.它有前向后推，因此称做一个岁差。He then accounts for the precession of the equinoxes.然后他解释分点岁差。