简单地说就是不知道。但也有一种可能是反物质潜藏在宇宙四周的遥远地方，尽管，这种情况不大可能的。
The short answer is that we don't know. One possibility is that antimatter is lurking out there at distant points around the cosmos. That's unlikely, though.
首先提出正物质质量与反物质质量之间的相互作用力可能是“万有斥力”和正反物质世界对称性的假设。
The hypothesis that the mutual action between matter and antimatter may be "universal repulsion" has been put forward at first.
Weidenspointner 说：“简单的估计表明大约有一半，可能是全部反物质都来自X射线双星。”
"Simple estimates suggest that about half and possibly all of the antimatter is coming from the X-ray binaries, " says Weidenspointner.
应用推荐