dark matter

• Scientists have theorized about dark matter for about seventy years
  科学家们已经建立暗物质的理论体系七十余年。
• Dark matter has important consequences for the evolution of the universe
  暗物质为宇宙的进化占有重要的作用地位。
• Scientists have theorized about dark matter for about seventy years
  科学家早在70多年前就建立了暗物质的理论体系。
• There is also dark matter - the material between the stars and planets
  其实还有黑洞? ?一种介于恒星与行星间的物质。
• This correspondence is a strong sign that neutralinos are indeed dark matter
  此种一致性强烈显示中性伴子就是暗物质。
• Scientists calculate that dark matter makes up about 25 percent of the universe
  科学家们计算出暗物质大约组成了宇宙的25 % 。
• Scientists can observe what they believe to be dark matter only through its gravity
  科学家只能通过重力观察他们确信的暗物质。
• Scientists can observe what they believe to be dark matter only through its gravity
  科学家确信只能通过重力来判断是否是暗物质。
• To detect dark matter , scientists need to know how it interacts with normal matter
  要侦测暗物质，科学家必须知道它与普通物质如何作用。
• Scientists can observe what they believe to be dark matter only through it ' s gravity
  科学家相信,他们只有通过它的重力可以看到黑暗的物质。