elliptical
椭圆河外星云
elliptical anagalactic nebula【天】;elliptical extragalactic nebula【天】
暂无补充释义。
相关词条
elliptical
elliptical
horizontal type elliptical head vessel
elliptical head
semielliptical【数】;half elliptical【数】
elliptical, wheel gear teeth
elliptical-jacket polarization-maintaining optical fiber