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Melatonin is a kind of indoleamine hormone synthesized by the pineal gland of the vertebrate,which has extensive biological functions.

褪黑激素是脊椎动物脑中松吲哚类激素,具有广泛生物学作用。

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科学60秒 听力 2013年7月合集

And levels of melatonin, the hormone that helps regulate sleep cycles, dropped.

帮助调睡眠周期也减少了。

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科学世界

And when it's light, the production of melatonin drops.

而当光线充足时,身体则所分泌会减少。

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科普小杂文

Your sleep is regulated by melatonin, a hormone which induces sleep.

睡眠是由是一种诱导睡眠

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科学洞察双语版

Often because they produce high amounts of the sleep hormone melatonin later at night.

这通常是因为他们在深夜时候会产出大量睡眠

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心理学 Crash Course

But with nightfall comes the release of sleepy melatonin hormones from the pineal gland.

但是在晚上,就会从松果体分泌

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科学洞察双语版

This can be very confusing, preventing the release of melatonin and the onset of sleep.

这会令人非常困惑,阻释放、妨进入睡眠。

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透视百科综合类

That light beams in you.It tells your brain don't secrete melatonin yet.

这些光子流让大脑不要产生

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当月 CNN 10 学生英语 2020年11月合集

What happens is your serotonin levels are down and melatonin which makes you sleepy, that's up.

于是血清水平下降,上升,让你犯困。

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科学洞察双语版

When it's dark, those cells trigger the production of melatonin, just like in our brains.

时,这些细胞会触发产生,就像在我们大脑中一样。

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科普小杂文

Sleep is regulated by the hormone melatonin which is affected by the light that hits your skin.

睡眠是由退所调,而退会被照射在你皮肤上灯光影响。

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VOA视频精选

These slim metal dispensers from Inhale Health of Beverly Hills Biotech Company release vaporized vitamins, caffeine or melatonin.

这些贝弗利山名为吸康生物技术公司产金属自动装置可以释放汽化维生、咖啡因或

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科学世界

When it's dark, your body produces more melatonin, making you sleepy.

当光线昏暗时,你身体会分泌较多,让你昏昏欲睡。

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科普小杂文

When you spend a long time in front of the computer screen, especially in the evening, the release of melatonin is greatly delayed.

如果你长时间,尤其是在晚上,用电脑,释放就会大大延迟。

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EnglishPod 181-270

Ya sure, why not ? Sounds like he only has transient insomnia since it’s a recent thing so taking melatonin do the trick.

当然,为什么不适用?听说他只是患有短暂性失眠,因为最近他才这样,所以服用会管用。

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科学世界

So open those curtains, go outside, and expose yourself to light in the morning to decrease melatonin production and physiologically wake your body up.

因此,早上起床时,不妨打开那窗帘,走出房间,让身体晒晒太阳,以降低分泌,并让你身体彻底醒来。

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Osmosis-精神心理

While these techniques are being used, some medications such as melatonin agonists, non-benzodiazepine sedatives, and occasionally benzodiazepines might be prescribed to help with sleep.

在使用着这些方法同时,一些药物例如动剂、肺苯二氮卓类药物镇静剂,或者偶尔遵医嘱使用苯二氮卓类药物,可帮助睡眠。

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VOA视频精选

We have a lot of patients that come in for jet-lag, they complained that melatonin causes a lot of headaches and grogginess the next day.

我们有很多病人因为倒时差来买药,他们抱怨说,带来了许多麻烦,第二天常常头疼或者头晕。

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高考阅读真题

Researchers have discovered that " night milk" contains more melatonin, which has been proven to help people feel sleepy and reduce anxiety.

研究人员发现,“夜晚牛奶” 含有更多已被证明可以帮助人们感到困倦和减少焦虑。

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WIL生活启示录

We have a daily dose of cortisol in the morning to wake us up and a rise in melatonin at night to put us to sleep.

早晨,身体每天分泌一定量皮质醇使我们醒来,晚上,增加使我们入睡。

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VOA视频精选

Pharmacist David Yashar sells the dispensers at his store and says the sleep inhaler which contains the hormone melatonin is the best seller.

药剂师David Yashar他商店卖这种维生,说里面含有助睡吸入剂最畅销。

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