melatonin是什么意思

双语例句

(1)Experts believe that the abnormal secretion of melatonin is the main causes of insomnia.

专家认为褪黑素的异常分泌是导致人失眠的主要原因。

(2)Melatonin is a hormone that regulates the biological clock in animals.

在动物体内，褪黑素是一种调节生物钟的激素。

(3)Melatonin can be used to help fall asleep and treat sleep disorders.

褪黑素可以用来帮助入睡和治疗睡眠障碍。

(4)Taking melatonin drugs has been suggested to those who are struggling to fall asleep at night.

对于那些在夜间难以入睡的人，建议服用褪黑激素药物。

(5)Ask your doctor about melatonin supplements.

也可以询问医生是否需要补充松果体素。

(6)Among other roles, melatonin acts as an antioxidant.

对于其他的来说，褪黑激素担当的是抗氧化剂。

(7)Melatonin in beverages has come under regulatoryscrutiny.

饮料中的褪黑素受到监管机构的严格审查。

(8)Melatonin can be found in some plants such as St. John's Wort.

褪黑激素可以从一些诸如神约翰斯麦芽汁一类植物中摄取。

释义

n.

Biochemistry a hormone secreted by the pineal gland which inhibits melanin formation and is thought to be concerned with regulating the reproductive cycle

【生化】 褪黑激素。

词源

"1950s： from Greek melas ‘black' + SEROTONIN."

考纲分布

近6年出现6次

重要程度: 5星

100%; n 褪黑素

考纲释义

( 1)n. 褪黑素

真题例句：

Production of the sleep hormone melatonin begins at dark.

睡眠荷尔蒙褪黑激素在天黑时开始产生。[2021年 永州市卷 阅读匹配]

Researchers have discovered that "night milk" has more melatonin.

研究人员发现，“夜奶”含有更多的褪黑激素。[2019年 呼和浩特卷 阅读理解]

Taking melatonin medicine has been suggested to those who are trying to fall asleep at night.

有人建议那些晚上试图入睡的人服用褪黑激素。[2019年 呼和浩特卷 阅读理解]

(1)With my vitamins, my melatonin sleep patches, my bio-identical estrogen cream, progesterone cream, a touch of testosterone.

有了我的维他命，褪黑素睡眠膏，生物雌性激素霜，黄体酮膏，还有一点睾丸素。《Sex and the City 2》《欲望都市2》