backwash

英 [ˈbækwɒʃ]

美 [ˈbækwɔːʃ]

n.  恶果; 余波; 不良后果; (行船激起的)反流，尾流; (波浪拍击岸边后的)退浪

现在分词：backwashing　过去式：backwashed　

机械

BNC.35300 / COCA.29254

牛津词典

noun

• 恶果；余波；不良后果
  the unpleasant result of an event
• （行船激起的）反流，尾流；（波浪拍击岸边后的）退浪
  waves caused by a boat moving through water; the movement of water back into the sea after a wave has hit the beach

柯林斯词典

• N-SING 余波；不良后果
  Thebackwashof an event or situation is an unpleasant situation that exists after it and as a result of it.
  1. ...the enduring backwash of another family scandal.
     另一桩家庭丑闻经久不息的余波
  2. The Treasury had been blaming the pound's weakness on the backwash from the falling dollar.
     财政部一直将英镑的疲软归咎于美元贬值。

英英释义

noun

• the wave that spreads behind a boat as it moves forward
  1. the motorboat's wake capsized the canoe
  Synonym:wake
• the consequences of an event (especially a catastrophic event)
  1. the aftermath of war
  2. in the wake of the accident no one knew how many had been injured
  Synonym:aftermathwake
• the flow of air that is driven backwards by an aircraft propeller
  Synonym:slipstreamairstreamracewash

双语例句

• An effective way to make the backwash effect of the test positive is to improve its validity.
  提高测试效度是使测试反拨作用趋于积极的有效手段。
• Study on method of backwash of enhancing biological activated carbon filter
  生物增强活性炭滤池的反冲洗方式研究
• As a result, the resistance to flow increases until a backwash is performed.
  其结果是造成了流动阻力的增加，直到反冲洗进行完毕。
• One previous clinical study suggested that UC-PSC patients reveal a high rate of rectal sparing and backwash ileitis.
  此前有临床分析表明：UC-PSC患者直肠不受累和发生反流性回肠炎的几率高。
• The batch tests were carried out to treat filter backwash wastewater, which was directly added to raw water based on different ratios.
  通过实验室烧杯试验，将滤池反冲洗废水直接与原水按一定比例混合进行混凝试验。
• Technical Progress of Treating and Reusing Filter Backwash Water in Water Plants
  自来水厂滤池反冲洗废水处理及回用技术进展
• The utility model refers to the water disposal field, especially air-water backwash filter for water disposal.
  本实用新型涉及水处理领域，尤其是水处理用的气水反冲洗滤头。
• A Study on the Backwash Effect of Achievement Test on College English Teaching
  试究成就测试在大学英语教学中的反拨作用
• This model can describe the effect of backwash and time-varying influent conditions on biofilters.
  该模型能动态描述进水及反冲洗过程对生物滤池状态和处理效果的影响。
• The improvement test of typical two-stage up-flow biological aerated filter ( UBAF) with ceramsite was performed using the characteristics of different flow BAFs and the optimized backwash operation.
  利用不同流向BAF反应器的特性以及优化反冲洗操作，对典型的两级上向流陶粒曝气生物滤池工艺进行改进试验。