Hydrogen combines with oxygen to form water.
氢与氧化合成水。
Hydrogen and oxygen combine to form water.
氢与氧化合成水。
A molecule of water consists of two atoms of hydrogen and one atom of oxygen.
水分子由两个氢原子和一个氧原子构成。
Water contains hydrogen and oxygen.
水含有氢和氧。
Water can be resolved [decomposed] into hydrogen and oxygen.
水可分解为氢和氧。
Data from a later mission indicates significant concentrations of hydrogen and by inference water less than a meter underground at both poles.
从后来的任务中得到的数据显示，在两极地下不到一米的地方有浓度相当高的氢，由此推断是水。
Water is a compound containing the elements of hydrogen and oxygen.
水是含有氢元素和氧元素的化合物。
Most hydrogen and oxygen atoms in water are stable, but traces of both elements are also present as heavier isotopes.
在水中大多数氢原子和氧原子是稳定的，但这两个元素也有微量以较重的同位素形式存在。
Heavy water is heavy because the hydrogen in it weighs twice as much as ordinary hydrogen (it has a proton and a neutron in its nucleus, instead of just a proton).
重水之所以重是因为水中氢的重量是普通氢的两倍（它的原子核中有一个质子和一个中子，而不仅仅是一个质子）。
As we said, these hydrothermal vents are releasing into the ocean depth this intensely hot water that contains a chemical called hydrogen sulfide, and also a gas, carbon dioxide.
正如我们所说，这些热液喷口正在向海洋深处释放这种强热的水，含有一种叫做硫化氢的化学物质，和一种气体，二氧化碳。
Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.
两个氢原子和一个氧原子结合组成一个水分子。
These devices then combine hydrogen and oxygen to make water and liberate electricity in the process.
然后这些装置将氢和氧合成水，并在这个过程中释放电力。
When hydrogen sulfide reacts with the oxygen in the water, the result of that is sulfuric acid.
当硫化氢与水中的氧反应，得到的就是硫酸。
This gas is hydrogen sulfide, rises up and mixes with oxygen in the underground water that sits in the cracks and fissures in the limestone.
这种气体是硫化氢，上升后与石灰岩裂缝中地下水的氧气混合。
In the long run, electricity from large wind farms in remote areas might be used to make hydrogen gas from water during periods when there is less than peak demand for electricity.
从长远来看，在电力需求低于峰值的时期，偏远地区的大型风力发电场的电力可能会被用于电解水，以产生氢气。
Water is composed of hydrogen and oxygen.
水由氢与氧化合而成。
Water is a compound containing the elements hydrogen and oxygen.
水是含有氢元素和氧元素的化合物。
Water can be reduced to oxygen and hydrogen by electrolysis.
水通过电解可以分解为氧和氢。
Water may be resolved into hydrogen and oxygen.
水可以分解为氢和氧。
Oxygen unites with hydrogen to form water.
氧与氢结合而成水。
Hydrogen can also be created from water using electrolysis and potentially even from biofuels.
氢也可以通过电解水产生，甚至可能从生物燃料中获取。
One-ninth of all water on Earth is hydrogen.
地球上所有水的九分之一是氢。
The researchers suggest splitting water into hydrogen and oxygen during the day whenever electricity from solar cells is not needed for anything else.
研究人员建议当白天太阳能电池中产生的电流不做它用的时候来把水分解成氢气和氧气。
Instead, he says, the solution to large-scale hydrogen production lies in using renewable electricity to extract hydrogen from water via electrolysis.
相反他认为大规模生产氢的解决方案在于使用可更新的电通过电解方式从水中提取氢。
Instead it has to be manufactured by splitting water into hydrogen and oxygen, a process that consumes energy.
这种依靠人工的将水分离成氢和氧的过程也是需要消耗能量的。
It is a very sensitive indicator of hydrogen levels - and where there is hydrogen, there is water.
这是一个非常敏感的氢浓度指标—哪里有氯，哪里就有水。
The core could be very, very rich in hydrogen (a water ingredient) or totally dry.
地核中可能有巨量的氢（水分子的一种组分）或者完全干燥。
This is the DEUT ERIUM PLANT, an automated facility for extracting the heavy isotope of hydrogen from the local water supply.
实际上这是个加工厂一个全自动化的设施通过来从当地水源中提取氢气的重同位素来生产氘气。
Massachusetts General HospitalStandard MRI machines create a magnetic field that orients the hydrogen within body tissues’ water molecules in one direction.
麻省总医院标准的MRI机器能纸草一个磁场，让人体细胞内所有水分子中的氢朝向一个方向。
By using the energy produced to electrolyze water to generate hydrogen, BlackLight power systems can effectively use water as fuel.
通过利用释放的能量我们可以电解水得到氢气。黑光能源系统可以有效的将水转化为能源。
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