melatonin
/ˌmɛləˈtəʊnɪn/
A hormone that regulates sleep-wake cycles.
“Melatonin helped him fall asleep quickly last night.”
新增到 My Deck
inoh
inoh
/ˌmɛləˈtəʊnɪn/
A hormone that regulates sleep-wake cycles.
“Melatonin helped him fall asleep quickly last night.”
新增到 My Deck