关于gravitationally的百科

• gravitationally造句怎么写

• Galaxiescanalsohavemodestlocalmotionsastheymillaroundandgravitationallypullononeanother—astheMilkyWayandAndromedaaredoing.Alargecloudofgasanddustbeginstocongealgravitationally,startsrotating,andeventuallyflattensintoanobjectcalledaprotostellardisk.A...
• 2018-09-0630665