名词
中文翻译：热的
同义词：
['heat', 'thermal energy']
例句：
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1. Thehot air rises and cools downthe surrounding area.
热空气上升并冷却周围的区域。
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2. The thermal conductivity of thematerial is important for its use in heatexchangers.
材料的热导率对于其在换热器中的应用很重要。
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3. Thermal expansion isa phenomenon that occurs when a material expands due to temperature changes.
热膨胀是一种现象，当材料因温度变化而膨胀时发生。