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。

《牛津词典》

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。

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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。

《牛津词典》

Water is made of one oxygen atom and two hydrogen atoms.

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Never mind that they showed the difference between heavy water (with deuterium atoms) and ordinary water (with hydrogen atoms) in a way that no image had done before.

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The water molecules' two hydrogen atoms, which are split from oxygen by electrolysis, go in different directions.

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The hydrogen protons attach to the oxygen atoms, creating water.

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