单词expansion wave
un.: 膨胀波不存在网络: 稀疏波
膨胀波不存在
Or that we have somehow jumped to a void in intergalactic space, perhaps jumped beyond the expansion wave of the big bang itself.
或者也许我们跳跃到了星系之间的某个真空，也许跳出了膨胀波以外。