dehydration

英 [ˌdiːhaɪˈdreɪʃən]

美 [ˌdihaɪˈdreɪʃən]

n.  脱水

TOEFL化学

BNC.20353 / COCA.14596

柯林斯词典

• VERB (常指为便于保存而）使(食品等)脱水，使干燥
  When something such as foodis dehydrated, all the water is removed from it, often in order to preserve it.
  1. Normally specimens have to be dehydrated.
     标本通常需要经过干燥处理。
• V-ERG (使)（身体）脱水
  If youdehydrateor if somethingdehydratesyou, you lose too much water from your body so that you feel weak or ill.
  1. People can dehydrate in weather like this...
     人们在这样的天气下可能会脱水。
  2. Alcohol quickly dehydrates your body.
     酒精会让身体迅速脱水。

英英释义

noun

• the process of extracting moisture
  Synonym:desiccationdrying upevaporation
• depletion of bodily fluids
• dryness resulting from the removal of water
  Synonym:desiccation

双语例句

• The reaction mechanisms of the dehydration and alkylation are discussed.
  讨论了脱水反应和烷基化反应的机理。
• Such as: vacuum distillation, evaporation, dehydration, crystal, drying in the process.
  如：真空蒸馏、蒸发、脱水、结晶、干燥等工艺过程中。
• Concentration is distinct from dehydration, based on differences in final water content and product characteristics.
  由于最终的水分含量和产品特性不同，浓缩与脱水是不同的。
• Cholera causes severe diarrhoea and if left untreated can lead to severe dehydration and death.
  霍乱会导致剧烈的腹泻，如果不加以治疗可能引起严重脱水和死亡。
• Cyclohexene was synthesized by dehydration of cyclohexanol with anhydrous aluminum chloride as catalyst.
  以无水三氯化铝作催化剂，对环己醇脱水制备环己烯的反应进行研究。
• A very large number die from starvation or dehydration.
  有大量的鸡死于脱水和饥饿。
• Effects of several kinds of acidic catalysts on castor oil dehydration have been explored.
  考察了若干种酸性催化剂对蓖麻油脱水的影响。
• Lack of water can lead to dehydration, confusion and is eventually, fatal.
  缺乏水可导致脱水，精神错乱，和最终致命。
• Dehydration and fever can be treated with oral rehydration salts and paracetamol.
  脱水和发烧可用口服补液盐和对乙酰氨基酚进行治疗。
• In this paper, BP neural network was applied to simulating the dehydration reaction of lactic acid.
  本文采用BP神经网络对乳酸脱水制丙烯酸的催化过程进行了仿真研究。