单词	太空船导航
释义	太空船导航spacecraft navigation
随便看	nonmagic nucleus nonmagic--nucleus non-magnetic nonmagnetic non-magnetic alloy non-magnetic cast iron non-magnetic drill collar non-magnetic finger plate non-magnetic material non-magnetic materials non-magnetic metal non-magnetic metals nonmagnetic recording medium non-magnetic scattering non-magnetic spring non-magnetic steel nonmagnetic steel non-magnetic substance nonmagnetic substance nonmagnetic vessel non-magnetic watch nonmainstream non-maintained school non-maintained special school non-maintained special school {=nmss}