宇宙膨胀说虽然听似奇特，但它是基本粒子物理学中一些公认的理论在科学上看来可信的推论。
Odd though it sounds, cosmicinflation is a scientifically plausible consequence of some respected ideas in elementary-particle physics.
科学家们是如何探测到一种很少与其他物质相互起作用的粒子的呢？
How can scientists detect a particle that interacts so infrequently with other matter?
闪电触发的粒子束大气层中以某种方式发生。 这给科学家们研究粒子束如何在非真空状态下稳定存在提供一个难得的机会。
The lightning-triggered beams somehow occur in the gases of our atmosphere, offering scientists a rare opportunity to study how such beams stay stable outside a vacuum.
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