Hydrogen and oxygen combine to form water.
氢与氧化合成水。
Hydrogen combines with oxygen to form water.
氢与氧化合成水。
Water contains hydrogen and oxygen.
水含有氢和氧。
Hydrogen is seen as an important future energy carrier.
氢被认为是未来重要的能源载体。
Bacteria feed on this oil and release hydrogen sulfide gas.
细菌以这种油为食，并释放硫化氢气体。
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。
Another option is to store the energy by transforming it into hydrogen fuel.
另一种选择是通过将其转化为氢燃料来储存能量。
The spokesman said, "Hydrogen bombs don't kill people — people kill people."
发言人说：“氢弹不会杀死人——人才会杀死人。”
The first bubbles to escape from the liquid are a mixture of air and hydrogen.
从该液体中最先逸出的气泡是空气和氢的混合物。
Oxygen could be used to breathe, and hydrogen could be turned into fuel, rocket fuel.
氧气可以用来呼吸，氢气可以变成燃料，火箭燃料。
Some people consider the hydrogen bomb a very fatal weapon which could kill somebody.
有些人认为氢弹是一种非常致命的武器，它可以杀人。
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。
And what will our hydrogen be?
氢是多少？
The red is from ionized hydrogen.
红色部分来自电离氢。
以氢为例。
让我们看一看氢原子。
What is then burned is pure hydrogen.
之后燃烧的就是纯氢气了。
Its color is due to ionized hydrogen.
它炫目的色彩归功于电离氢。
加上氢气。
So now these are still hydrogen bonded.
那么现在这些仍然通过氢键连接。
Oxygen unites with hydrogen to form water.
氧与氢结合而成水。
Do you get hydrogen on the hydrogen tree?
氢气是在氢气树上得到的吗？
But, it could be not just atomic hydrogen.
但是，它不能仅仅是原子氢。
One-ninth of all water on Earth is hydrogen.
地球上所有水的九分之一是氢。
Water may be resolved into hydrogen and oxygen.
水可以分解为氢和氧。
You can release hydrogen molecules at any time.
你随时都可以释放氢分子。
Now here are these two isolated hydrogen atoms.
现在这是两个分别独立的氢原子。
And now I have to fill this molecular hydrogen.
现在我填充了分子氢。
So let's hydrogen cyanide as our first example.
那么让我们以氰化氢为第一个例子。
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