According to quantum physics, empty space is not actually barren but is a boiling sea of so-called virtual particles and antiparticles constantly popping in and out of existence.

量子物理学认为，真空并不是真正是空的，而是沸腾的海洋——被称作虚粒子与反粒子的东西不停出现与消失。

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In space men lack the air needed for breathing, the pressure required to stop their blood from boiling and the natural protection of the atmosphere against radiation.

在太空，人们缺乏呼吸所必需的空气，缺乏能抑制血液沸腾的压力以及抗辐射的大气的自然保护。

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An experiment on boiling in rectangular narrow space is presented.

介绍对竖直矩形窄通道进行的池沸腾实验研究。

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