drainage

英 [ˈdreɪnɪdʒ]

美 [ˈdreɪnɪdʒ]

n.  排水; 放水; 排水系统

复数：drainages　

CET6TOEFLIELTSGRETEM8医学法律

Collins.1 / BNC.5718 / COCA.7695

牛津词典

noun

• 排水；放水
  the process by which water or liquid waste is drained from an area
  1. a drainage system/channel/ditch
     排水系统 / 渠 / 沟
  2. The area has good natural drainage.
     这个地区有良好的天然排水系统。
• 排水系统
  a system of drains

柯林斯词典

• N-UNCOUNT 排水系统;排水;放水
  Drainageis the system or process by which water or other liquids are drained from a place.
  1. Line the pots with pebbles to ensure good drainage...
     在罐子里铺一层鹅卵石，以确保排水良好。
  2. The drainage system has collapsed because of too much rain.
     由于降雨过多，排水系统已经彻底瘫痪了。

英英释义

noun

• emptying something accomplished by allowing liquid to run out of it
  Synonym:drain

双语例句

• Alongside each irrigation canal a drainage ditch was dug.
  沿着每一条灌溉渠，他们还挖了一条排水沟。
• The slope debris flows may be controlled by construction of drainage systems and reforestation.
  建排水系统和发育植被可以最终控制坡面泥石流。
• The closed drainage technique of mechanical construction was introduced in North Ningxia Yinchuan Irrigation district.
  宁夏银川灌区引进机械施工的暗管排水工程施工技术，开展了大面积的暗管排水工程建设。
• As landfill site working, biochemical process and seepage of leachate always affect and change drainage layer permeability.
  垃圾填埋场运行过程中，渗滤液的渗流和生物化学作用，不断影响和改变着排水层的渗透性能。
• So can implement the whole autocontrol of drainage system.
  从而实现对排水系统的全自动控制。
• Line the pots with pebbles to ensure good drainage
  在罐子里铺一层鹅卵石，以确保排水良好。
• The defect in the drainage must be remedied.
  这排水系统的缺陷该设法补救。
• Our backyard is flooded by heavy rain because the drainage is poor.
  因为排水系统很差，我们的后院被大雨淹了。
• It is advisable to mix coarse grit into heavy soil to improve drainage.
  建议将粗砂掺到黏重的土壤里，以提高排水性能。
• This paper introduces water-supply, drainage and fire supply system of No.
  介绍了绥化市第一医院给水排水及消防给水系统及其设计参数。