水分子的用法和样例：
例句
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水合物结晶中有一定比例水分子成分的固体化合物，其中水分子与晶体的含量为一固定比例
A solid compound containing water molecules combined in a definite ratio as an integral part of the crystal. -
水分子含有两个氢原子和一个氧原子。
A molecule of water consists of two atoms of hydrogen and one atom of oxygen. -
两个氢原子和一个氧原子结合而成一个水分子。
Two atoms of hydrogen combine with one atom of oxygen to form a molecule of water.
