noun 下载 🔗分享 神经递质,神经传递素 Any substance, such as acetylcholine or dopamine, responsible for sending nerve signals across a synapse between two neurons. Examples : "When you feel happy, your brain releases neurotransmitters like serotonin, which carry the signal to feel good from one nerve cell to another. " 当你感到快乐时,你的大脑会释放神经递质,比如血清素,它们就像信使一样,把“快乐”这个信号从一个神经细胞传递到另一个神经细胞。 medicine physiology biochemistry biology anatomy substance body sensation mind signal 与AI对话词汇游戏阅读练习