Most substance contract when they freeze so that the density of a substance's solid is higher than the density of its.
大多数物质遇冷收缩，所以他们的密度在固态时高于液态。缍。
Most substance contract when they freeze so that the densityof a substance’s solid is higher than the density of its liquid.
大多数物质遇冷收缩，所以他们的密度在固态时高于液态。
Most substance contract when they freeze so that the density of a substance's solid is higher than the density of its liquid.
大多数物质遇冷膨胀，所以他们的密度在固态时高于液态。
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