メラトニン

メ

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ン

Freq.FrequencyTop 100,000

Meanings

1

melatonin

A hormone that regulates sleep-wake cycles; used in medical, biological, and everyday contexts.

メラトニンは睡すい眠みんのリズムを整ととのえるホルモンです。
Melatonin is a hormone that regulates the sleep rhythm.

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