vitamin 是什么意思

音标：[ 'vaitəmin, 'vi- ]

名词复数:vitamins

	n. 维生素，维他命。 adj. -ic 维生素(性)的。

any of a group of organic substances essential in small quantities to normal metabolism

A vitamin ( or ) is an organic compound required by an organism as a vital nutrient in limited amounts.Lieberman, S, Bruning, N (1990).

	1.	Vitamin c is destroyed when overheated . 维生素C受热过度就会被破坏。
	2.	These four vitamins act in coenzymes . 这四种维生素在辅酶中起作用。
	3.	It contains vitamin a and vitamin c . 它里面含维生素A和维生素C。
	4.	Fish oil is a particularly potent source for vitamin a . 鱼肝油是维生素A特别有效的来源。
	5.	She supplements her diet with vitamin tablets . 她服用维生素片剂以补充规定食谱中的营养。
	6.	a deficiency of vitamin results in rickets. 缺乏维生素导致佝偻病。
	7.	Such abuse does denise more good than vitamins . 这样大骂一通，对丹妮丝说来胜过吃了维生素。
	8.	Blackberries are a fairly good source of iron and vitamin c . 黑莓果含有丰富的铁和维生素C。
	9.	Infants are particularly susceptible to vitamin d intoxication . 婴儿尤其容易引起维生素D中毒。
	10.	Processing and storage also may alter plant vitamin content . 加工和贮藏也会改变作物中维生素的含量。

vitamin是什么意思