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

• 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。
• 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。
• 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。
• The building will use solar energy to heat the pools and the interior area, and all backwash water is to be filtered and returned to the swimming pools.
  建设，将利用太阳能加热游泳池及内部地区，以及所有反冲洗水是过滤和返回到游泳池。
• 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。
• A scientific test exerts backwash effect not only before but also after the test.
  一项科学的测试不仅在考前更应在考后能对应试者产生积极的反拨效应。
• The water-skier was caught in the backwash from a passing motorboat, and fell off his skies.
  滑水者卷入摩托艇驶过造成的回流中，并从滑水板上摔了下来。
• A Study on the Backwash Effects of the NMET on Senior English Teaching and Learning
  高考英语测试对高中英语教学的反拨作用研究
• 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。
• This backwash current is governed by volume of water and flow.
  回流的水流是由水量及流动决定的。