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

• It is wise to start infilling with a layer of gravel for drainage.
  先铺上一层利于排水的砾石是个明智的做法。
• But even the mosquito has been subdued by attention to drainage and by chemical sprays.
  然而即使蚊子，也由于我们注意清理污水和喷洒化学药品就被制服了。
• High position bores and elevation bores methane drainage technique can prevent gas problem successfully.
  采用高位钻孔和仰角钻孔抽放瓦斯技术，有效地防止了瓦斯超限。
• The pollutant drainage fee can be included in the production costs.
  排污费可从生产成本中列支。
• The research on drainage technique is instructive for quay stability analysis and geologic calamity prevention and control.
  排水技术的研究对港口码头的稳定分析以及地质灾害的防治具有指导性意义。
• If no drainage system exists, the water table rises, bringing dissolved salts to the surface.
  如果没有排水系统存在，那么，地下水上升，将溶解的盐分带到了地面。
• 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。
• 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。
• 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。
• Focus on the water resources and water environment information inquiry, analysis and appraisal of drainage basin level.
  主要侧重于流域层次的水资源与水环境信息查询、分析和评价。