When the Universe was still ionized, prior to recombination, it was opaque.

当宇宙还处于电离状态时，在重组之前，它是不透明的。

This might happen when too much ionized calcium is excreted.

当过多的钙离子被排出体外时，可能这种情况。

This ionizing radiation has enough energy to rip electrons from atoms.

这种电离辐射有足够的能量把电子从子中剥离出来。

That protection keeps Solar wind and other ionizing radiation off of the surface.

这种保护使太阳风和其他电离辐射远离地球表面。

These sand-sized particles emit ionizing radiation, capable of separating electrons from molecules and atoms.

这些沙粒大小的微粒出的离子辐射，能够使分子和子电离。

If you were on the surface, you'd be a vaporized and ionized smear.

如果你在其表面上，你将是一个被蒸和电离的污迹。

Gas molecules emitted by the comet get ionized by the Sun's ultraviolet light.

彗星释放的气体分子被太阳的紫外线电离。

One way scientists compare ionizing radiation exposure is a unit called the sievert.

科家们区别电离辐射暴露的一个方法是一种叫西韦特的单位。

The researchers spotted a huge cloud of plasma, some 300 light-years long, containing highly ionized atoms.

研究人员现了包含了高离态子的、长度约为300光年的巨大等离子云。

The growing radiation from those first stars ionized hydrogen atoms, split them back into protons and electrons.

随着初代恒星出的辐射越来越大，电离的氢子再次被分解为质子和电子。

During reentry, ionized plasma builds up around the spacecraft, causing a radio blackout for about three minutes.

返回途中飞船周围的等离子体引起无线电联络中断了三分钟。

The laser light is focused down to hit this first layer which explodes into a superheated ionized gas.

激光向下聚焦击中第一层，这一层爆炸成过热的电离气体。

This is known as ionizing radiation because an atom that has lost or gained electrons is called an ion.

这个叫做电离辐射因为一个已经失去或得到电子的子叫做离子。

Low levels of ionized calcium affect a variety of cellular processes, in particular, electrically active neurons.

低水平的离子钙影响多种细胞过程，特别是神经元的电活动。

If you paid attention, you learned how pure water ionizes to form hydronium and hydroxide ions in reversible reactions.

也出现0以下或是14以上的时候但那只出现在一些极端条件下。

All nuclear radiation is ionizing, while only the highest energy electromagnetic radiation is.

所有的核辐射都是电离，然而电磁辐射只有最高能量的才是。

That ionizes the atmosphere  and creates radar interference.

这使大气电离并产雷达干扰。

The higher the level of ionizing radiation, the faster the device discharges.

电离辐射水平越高， 设备放电速度越快。

And when the very first stars and galaxies switched on, they ionized that hydrogen.

当最早的恒星和星系启动时，它们将氢电离。

All of the tardigrade samples were exposed to both ionizing solar and galactic cosmic radiation.

所有的缓步动物样本都暴露在电离太阳和银河宇宙辐射下。