It turns out when you give Aldopa to people, it gets converted biochemically into natural dopamine which then serves as its own agonist.
已经证明如果向人体中引入阿多巴,它就能通过生化过程转化为多巴胺,发挥激动剂作用
So you know, what the second law is doing, in other words, it's putting these restrictions on how well or how effectively we can convert heat into work in the case of the engine, or work into heat extracted in the case of a refrigerator.
你们知道,在热机中,热力学第二定律的作用,换句话说,就是给热量,转化为功的效率,施加限制,或在制冷剂中,对抽取热量,进行限制。
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