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

• The effect of direct reuse of filter backwash wastewater on treated water quality was studied by jar test.
  通过小试研究了滤池反冲洗废水直接回流利用对出水水质的影响。
• They were caught in the political backwash of the incident.
  他们陷于该事件的政治余波中。
• 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。
• 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。
• 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。
• It was found that PAC addition was effective in enhancing flux and that flux could be recovered by backwash, suggesting that PAC can prevent membrane from fouling.
  投加粉末活性炭能有效地提高膜通量，通过反冲洗，膜通量能得到很好的恢复，说明粉末炭能防止膜污染。
• 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
• The medium-term progress in literature, first of all, this powerful backwash to require the independence of literature.
  明中期文学的进步，首先是对此进行有力反拨，以要求文学的独立性。
• Rain can cause rivers to overflow, as can the backwash from the sea preventing river water from draining, but nothing says "sinking" more than saltwater intrusion.
  降雨会导致河道泛滥，海水的回流同样会阻止河水的排放，可是没有什么可以或许比咸水侵入更能申明“下沉”一事了。
• Positive Backwash of Achievement Testing on EFL Teaching and Learning
  成就测试对外语教学的正面反拨效应