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

• In design of highway drainage system, the rainfall reappearing period is a very important parameter.
  在公路排水系统设计中，降雨重现期是一个非常重要的参数。
• We conducted a randomized trial to compare endoscopic and surgical drainage of the pancreatic duct.
  我们进行了一项随机试验对胰管扩张内镜和外科治疗进行了对比研究。
• 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。
• 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 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。
• Analysis of application of PLC in drainage system of hydropower plant
  PLC在水电厂排水系统中的应用与分析
• So can implement the whole autocontrol of drainage system.
  从而实现对排水系统的全自动控制。
• The urban rainfall runoff pollution originates from the precipitation, the urban surface and the drainage system.
  城市降水径流污染中的污染物主要来自降水、城市地表和排水系统。
• 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。
• Branch canals and ditches were dug to form a system of irrigation and drainage.
  挖了一些支渠，形成了一个排灌系统。