e.vec.tion
n.(名词)Solar perturbation of the lunar orbit.出差:由于太阳引力引起的月球轨道运动的摄动
来源:Latin ôvectiô ôvectiôn- [a going up] 拉丁语 ôvectiô ôvectiôn- [去某处] from ôvectus [past participle of] ôvehere [to raise up] 源自 ôvectus [] ôvehere的过去分词 [上升] ô-, ex- [up from] * see ex- ô-, ex- [向上,来自] *参见 ex-vehere [to carry] * see wegh- vehere [携带] *参见 wegh-
【引伸】
evec.tional
adj.(形容词)