melatonin

IPA/ˌmeləˈtəʊnɪn/
KK[mˌɛlətˈonɪn]IPA/ˌmeləˈtəʊnɪn/

melatonin — 名詞

1. a natural substance your body makes, mostly at night, to tell you when to feel s

1.名詞B2
釋義

褪黑激素

人體自然分泌、調控睡眠的激素

a natural substance your body makes, mostly at night, to tell you when to feel sleepy and when to wake up; it is also produced artificially and sold as tablets or liquids to help with sleep problems such as jet lag or insomnia.

例句

Hiro takes a melatonin tablet every night when traveling across time zones for work.

Hiro 每次出差跨時區時，晚上都會服用一小顆褪黑激素錠。

collocation: take a melatonin tablet / pill for jet lag

Antonia's doctor suggested melatonin to help her sleep after working night shifts at the hospital.

Antonia 的醫生建議她試試褪黑激素，幫助她在醫院值完夜班後入睡。

use for shift-work sleep disorder

常見搭配
  • produce melatonin
  • secrete melatonin
  • take melatonin
  • melatonin supplement
  • melatonin level
  • melatonin production
同義詞
  • sleep hormone

    everyday, non-technical term used in health articles and product descriptions

文法句型

no article when referring to the general substance

用法筆記

As a countable noun it usually refers to the supplement form ('a melatonin', 'two melatonins' — informal). In scientific writing it is always uncountable.

常見錯誤

I drank melatonin before bed.
I took a melatonin tablet before bed.
melatonin is not a drink; you take it as a pill, gummy, or liquid drop.
Melatonin makes you sleep.
Melatonin helps your body feel ready for sleep.
it regulates the timing of sleep, not the act of sleeping itself like a sleeping pill.

同根字

  • melatonergic
    形容詞C2
  • melatoninergic
    形容詞C2

常見搭配

名詞搭配

副詞搭配

常用片語

  • melatonin production
  • melatonin levels
  • melatonin supplement
  • take melatonin
  • produce melatonin

介系詞搭配

  • melatonin for [condition/sleep]
  • melatonin in [the body/the supplement]