形容词
中文翻译：放热的
同义词：
['autothermic', 'autogenous例句：1. The engine is exothermic', 'meaning it produces heat internally.（发动机是放热的，意味着它内部产生热量。）2. The reaction between the two chemicals is exothermic', 'which means it releases heat.（这两种化学物质之间的反应是放热的，这意味着它会释放热量。）']
例句：
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1. The engine is exothermic, meaning it produces heat internally.
发动机是放热的，意味着它内部产生热量。
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2. The reaction between the two chemicals is exothermic, which means it releases heat.
这两种化学物质之间的反应是放热的，这意味着它会释放热量。
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3. The process of photosynthesis is exothermic, as it requires sunlight to produce energy.
光合作用是一个放热过程，因为它需要阳光来产生能量。