A second explosion happened when hydrogen was formed by hot water steam contacting zirconium.

当过热的水蒸汽接触锆形成氢气时，发生了二次爆炸。

There's a lot of hot water vapour.

有很多热水蒸汽。

E-cigarette fans proudly point out that these devices produce water vapor rather than smoke.

但电子香烟的爱好者却引以为豪地宣称电子烟产生的是水蒸汽而非烟雾。

Steam is water heated to the boiling point.

将水加热到沸点就变成了水蒸汽。

The crust is thin and the Earth's inner heat is so close to the surface that when rainwater seeps into the ground, it's quickly heated and turns to steam.

地壳是此之薄，地球内部的热量是此接近地表，以至于当雨水渗入地面时它被迅速加热而变成了水蒸汽。

This is a measure of its current vapour content as a percentage of its maximum possible vapour content at its current temperature.

这是其目前水蒸汽含量的计算方式，作为其在当前温度下最大可能蒸汽含量的百分比。

And, in what could be especially useful in remote regions, solar steam can desalinate water and be used in sanitation and equipment sterilization.

而且这样的做法在偏远地区非常有效，太阳能水蒸汽不仅可以淡化海水，还可以对环境卫生设备进行消毒。

When rainwater seeps into cracks in themountain, the magma turns it into steam and forces it out again.

当雨水渗入山缝后，岩浆将其蒸发为水蒸汽，又让它排放出来。

His love of water vapor led him to study clouds, as a climate scientist at UC Davis.

他是加州大学戴维斯分校的气候科学家，他对水蒸汽的热爱促使他去研究云朵。

In our scenario, the Earth wouldn't be able to keep all that vapor in the atmosphere.

但这种情况下，地球将无法保持大气层中的水蒸汽含量。

For example, steam generated from solar energy can turn turbines, which then produce electricity.

比太阳能所产生的水蒸汽需要转动涡轮进而产生电能。

Water vapour condenses to form clouds.

水蒸汽凝结成云。

When the water hits the graphite hot spot, it turns into steam.

当水落在石墨的加热点就会转化成水蒸汽。

When placed under pressure, steam can supply energy for heating, cooking, or mechanical work, as in a steam engine.

在压下，水蒸汽可以为加热、烹饪或机械设备提供能量，例蒸汽机。

When we exhale, we loosea lot of water vapor, as any fogged up car window will prove.

当我们呼气的时候，我们会流失许多水蒸汽，被雾气模糊的车窗可以证明这一点。

The scientists report that this inexpensive system reaches 85 percent efficiency in converting the solar energy into steam.

科学家们称这种廉价的系统在转化太阳能为水蒸汽方面效率可以达到85%。

Now a new technique looks to be the most efficient way yet created to use solar energy to generate steam.

而现在一项新技术是利用太阳能产生水蒸汽最为有效的方法。

A second explosion ensued when hydrogen was formed by hot water steam contacting zirconium.

当热水蒸汽与锆接触形成氢气时， 发生了第二次爆炸。