银河平面 meaning in Chinese
galactic-piston
Examples
- Astronomers usually assume that interstellar dust is closely confined to the galactic plane .
天文学家通常认为，恒星际星尘都是紧靠着银河平面的。 - The feature is some 27 , 000 light - years long ( 7 , 000 light - years longer than expected ) and sits at a 45 - degree angle to the galaxy ' s main plane
这一棒状结构长约27千光年（比预计的长7千光年） ，与银河平面相交成45度角。