Nevertheless, astrophysicists have persisted in their belief that accretion disks are indeed turbulent.虽然如此, 天文物理学家仍旧坚持信念,认为吸积盘的确是充满乱流扰动的.Until now, astrophysicists had assumed binary stars form at about the same time.在此...
They were perilously close to the edge of the precipice.他们离悬崖边很近,十分危险.A slight carelessness on this precipice could cost a man his life.在这悬崖上稍一疏忽,就会使人丧生.Watching him climb up the precipice, everybody was breathless with ...