serotoninKK [sɚəˋtonɪn] /sɚəˈtoʊnɪn/发音名词1血清素、5-羟色胺Low serotonin levels are often linked to depression and poor sleep.血清素浓度偏低常与忧郁和睡眠品质不佳有关。2血清素口语A walk in the sun always gives me a serotonin boost.在阳光下散步总能让我的血清素上升、心情变好。用这个字练口说→