永久膨胀是由量子宇宙学模型得出的结论，在这个模型中，膨胀的气泡可以随意出现和消失。
Eternal inflation is a quantum cosmological model where inflationary bubbles can appear out of nothing.
他们争论说，在一个永久膨胀的宇宙里，可能的任何一件事情最终都会发生，不仅发生一次而是无数次。
They argue, in an eternally inflating universe, every event that is possible will eventually occur — not just once, but an infinite number of times.
这些建议将为那些主张宇宙正在永久膨胀的支持论者提供有利的消息，宇宙膨胀论，认为宇宙本质上应由若干“小宇宙”所组成，而这些小宇宙相互形成泡沫而冒了出来。
That would be good news for proponents of eternal inflation theory, which suggests that the universe should actually be composed of "mini-universes" that have bubbled off from one another.
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