1、 Solids turn to liquids at certain temperatures.
固体在一定温度下转变成液体。
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2、 Generally speaking, ceramics are what you get when you apply heat to certain inorganic, non-metallic solids and then allow them to cool.
一般来说，陶瓷就是你加热某些无机的、非金属的固体然后让它们冷却得到的东西。
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