词汇	metagalactic astronomy
释义	metagalactic astronomy 总星系天文学
随便看	conventional view data system conventional visual angle conventional vital registration system conventional voice switch conventional voltage doubler conventional wall construction conventional war Conventional War Capability conventional warfare conventional warhead conventional warheads conventional wars conventional war strategy conventional war theory conventionalwaste treatment conventional waste treatment conventional waste water treatment conventional water-depth measurement conventional water injection conventional water treatment conventional water treatment process conventional water treatment system convention coronary artefionyraphy convention country convention court