serotoninKK [sɚəˋtonɪn] /sɚəˈtoʊnɪn/發音名詞1血清素、5-羥色胺Low serotonin levels are often linked to depression and poor sleep.血清素濃度偏低常與憂鬱和睡眠品質不佳有關。2血清素口語A walk in the sun always gives me a serotonin boost.在陽光下散步總能讓我的血清素上升、心情變好。