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

• 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。
• 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。
• So can implement the whole autocontrol of drainage system.
  从而实现对排水系统的全自动控制。
• 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 design of water supply system, drainage system and fire control system were described in this paper.
  叙述了太原某住宅楼的给水、排水以及消防系统的设计。
• 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。
• 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。
• 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 pollutant drainage fee can be included in the production costs.
  排污费可从生产成本中列支。
• Keep the drainage channel clear.
  保持下水道畅通。