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

• 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。
• The catalysis of big pore strong acid resin for 1,4-butanediol dehydration to tetrahydrofuran is investigated.
  考察了大孔强酸性树脂对1,4丁二醇脱水制四氢呋喃的催化作用。
• 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。
• Suspend therapy if dehydration occurs and before surgery.
  如果发生脱水暂停治疗和手术前。
• The composition of dehydration of sorbitol was separated and determinated by gas chromatography.
  用气相色谱法分离和测定失水山梨醇各组分的相对含量。
• 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。
• The mechanical properties, dehydration ratio and swelling ratio are determined.
  测试了共混膜的力学性能、脱水率和溶胀度。
• Symptoms include acute watery diarrhoea and vomiting which can result in severe dehydration or water loss.
  其症状包括可导致严重脱水或水分丢失的水样腹泻和呕吐。
• Roof-contacted filling and dehydration in stope are two critical problems in mines in which backfill mining method was used.
  充填接顶和采场脱水是应用充填采矿法的矿山急需解决的两个技术问题。
• Based on the characteristics of electric dehydration of crude oil, a control system on PLC is designed.
  从原油电脱水系统的特点出发，设计基于可编程序控制器的电脱水控制系统。