nutrient

英 [ˈnjuːtriənt]

美 [ˈnuːtriənt]

n.  营养素; 营养物

复数：nutrients　

CET6TOEFLGREIELTSTEM8

Collins.2 / BNC.7424 / COCA.4849

牛津词典

noun

• 营养素；营养物
  a substance that is needed to keep a living thing alive and to help it to grow
  1. a lack of essential nutrients
     基本营养的缺乏
  2. Plants draw minerals and other nutrients from the soil.
     植物从土壤中吸取矿物质和其他养分。
  3. children suffering from a serious nutrient deficiency
     严重缺乏营养的儿童

柯林斯词典

• N-COUNT 营养物质;养分;滋养物
  Nutrientsare substances that help plants and animals to grow.
  1. ...the role of vegetable fibres, vitamins, minerals and other essential nutrients.
     植物纤维、维生素、矿物质和其他必不可少的营养物质的作用

英英释义

noun

• any substance that can be metabolized by an animal to give energy and build tissue
  Synonym:food
• any substance (such as a chemical element or inorganic compound) that can be taken in by a green plant and used in organic synthesis

adj

• of or providing nourishment
  1. good nourishing stew
  Synonym:alimentaryalimentalnourishingnutritiousnutritive

双语例句

• The state and transform of nutrient elements are important to plant nutrition and environmental quality in calcareous soils.
  石灰性土壤中各种元素的状态和转化，对植物营养和环境质量有重要意义。
• Developing an understanding of nutrient metabolism and nutrient requirements;
  了解了营养代谢和营养需求；
• The method of regional soil nutrient management was studied based on systematic cluster analysis.
  探讨了基于系统聚类分析对大田小麦进行区域化土壤养分管理的方法。
• Nitrogen as a plant nutrient is treated in a great number of publications.
  人们对植物营养中的氮素研究已发表相当大量的报告。
• Every individual has a physiological requirement for each nutrient.
  每个人对每种营养成分都有一种生理上的需要。
• The nutrient content was analysed in Jipi Chinese Yam.
  对菏泽鸡皮山药营养成分进行了系统分析。
• Correlative research was made on the activity of enzyme and soil nutrient of different wetlands in Yellow River Delta.
  对黄河三角洲冲积平原湿地酶活性与土壤养分相关性做了研究。
• It's key nutrient, caffeine, can improve concentration and reaction time.
  咖啡因非常有营养，又能改善集中注意力的时间和反应时间。
• The indexes of soil water and nutrient were measured in horsebean harvest stage.
  在蚕豆成熟期，测定土壤水分和养分指标。
• The work of improving nutrition is to prevent and control nutrient deficiencies, excess nutrients and nutrition-related diseases.
  营养改善工作是指为改善居民营养状况而开展的预防和控制营养缺乏、营养过剩和营养相关疾病等工作。