In graphite sheets, carbon atoms bond together in rings.石墨层中的碳原子相互连接形成碳环。More normal auroral rings had been previously imaged around Saturn.更多正常的土星环行极光被拍摄到.When the bell rings, more than 1,000 children spill from classro...
motorcyclists with leather gauntlets戴着皮护手套的摩托车手His gauntlets contain a flamethrower, and a whipcord lanyard launcher.他的护手里安装了火焰喷射器和绳索发射器.Motorcyclists with leather gauntlets are waiting for the start of the game.戴着皮护手套的摩...