vitamin

英 [ˈvɪtəmɪn]

美 [ˈvaɪtəmɪn]

n.  维生素; 维他命

复数：vitamins　

CET4CET6考研TEM4TEM8化学

Collins.3 / BNC.4866 / COCA.3715

牛津词典

noun

• 维生素；维他命
  a natural substance found in food that is an essential part of what humans and animals eat to help them grow and stay healthy. There are many different vitamins .
  1. breakfast cereals enriched with vitamins
     增加了维生素的早餐谷物食品
  2. vitamin deficiency
     维生素缺乏
  3. vitamin pills
     维生素丸

柯林斯词典

• N-COUNT 维生素;维他命
  Vitaminsare substances that you need in order to remain healthy, which are found in food or can be eaten in the form of pills.
  1. Butter, margarine, and oily fish are all good sources of vitamin D.
     黄油、人造黄油和多脂鱼都含有丰富的维生素D。
  2. Healthy people do not need vitamin supplements.
     健康的人不需要额外补充维生素。

英英释义

noun

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

双语例句

• He was put on a high dosage of vitamin C.
  给他服了大剂量的维生素C。
• An orange a day will give you all the vitamin C you need.
  每天吃一个橙子能充分摄取所需的维生素C。
• You can buy a formulation containing royal jelly, pollen and vitamin C.
  可以买一种含蜂王浆、花粉和维生素C的配方产品。
• Liver and kidney are particularly rich in vitamin A
  肝脏和肾脏的维生素A含量尤其丰富。
• This kind of lighting encourages vitamin D synthesis in the skin.
  这种光照会促进皮肤中维生素D的合成。
• This vitamin is absorbed through the walls of the small intestine.
  这种维生素通过小肠壁被吸收。
• The product provided inadequate vitamin and mineral supplementation.
  这种产品不能充分补充维生素和矿物质。
• Vitamin C is destroyed when overheated.
  维生素C受热过度就会被破坏。
• Large supplemental doses of vitamin E can slightly raise blood pressure.
  大剂量补充维生素E可能会造成血压偏高。
• Since iron destroys vitamin E, these two nutrients should not be taken in conjunction.
  铁会破坏维生素E，所以这两种营养物质不应该同时摄取。