The property analysis of wave motion of cycle of economy of our country epicycle in cereal bottom .

我国本轮经济周期波动在谷底的性质分析。

The carbon cycle has thus acquired another epicycle , and become even more complicated to understand than it was .

碳循环因此又得纳入另一个亚循环，以致变得更加复杂难以理解。

Venus goes through a full set of phases , proving that it must orbit around the sun , not the center of the epicycle .

金星亦有盈亏，证明它必定是环绕太阳运行，而不是均轮的中心。