英语词汇“melatonin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	melatonin
释义	melatonin noun uncountable biology UK /ˌmeləˈtəʊnɪn/ DEFINITIONS1 1 a hormone (=natural substance produced in your body) that helps regulate cycles of sleeping and waking Synonyms and related words Hormones and chemicals in the body adrenalin endocrinology endorphin melatonin noun uncountable biology US /ˌmeləˈtoʊnɪn/ DEFINITIONS1 1 a hormone (=natural substance produced in your body) that helps regulate cycles of sleeping and waking Synonyms and related words Hormones and chemicals in the body adrenalin endocrinology endorphin
随便看	figure figure eight figurehead figure of eight figure of influence figure of speech figure on figure out figure skating figurine fiji fijian fika filament filch file file away file down file extension file for file format file locking file manager filename file protection

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