It is debatable whether or not antibiotics would make any difference...抗生素能否起到什么作用还无法定论。Whether older women miscarry more often or whether they report more miscarriages is a debatable point.究竟是年纪大的女性更容易流产还是她们报告了更多流产事例，这一...
He's got a holograph by Shakespeare.他弄到了一封莎士比亚的亲笔信。Hologram ( Holograph ): A three - dimensional image created by lasers. There are different types of holograms.全息图: 用激光产生的 立体 影像. 全息图有多种.The frequency domain, the ho...