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单词 serotonin
释义

serotonin

noun
/ˌserəˈtəʊnɪn/
/ˌserəˈtəʊnɪn/
[uncountable]
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  1. a chemical in the brain that affects how messages are sent from the brain to the body, and also affects how a person feels
    • the feel‐good hormone serotonin
    • serotonin—the happiness hormone
    Word Origin1940s: from serum + tonic + -in.
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更新时间:2024/12/23 10:59:04