librational

英[laɪ'breɪʃən] 美[laɪ'breɪʃən]
  • n.天平动
librational
  • activities n.活动;活跃vt.表演adj.厉害
  • and conj.和;加;接着;那么
  • cultural adj.文化的;和养动植物有关的
  • libraries n.图书馆;藏书;书房
Noun:
  1. (astronomy) a real or apparent slow oscillation of a moon or satellite;

    "the libration of the moon"