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 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。
• 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。
• 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。
• The drainage of the city is not good, some of the pipes are broken.
  这个城市的排水系统不好，有些排水管都破裂了。
• 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 rainy season is coming. It's a matter of great urgency to repair the drainage and irrigation equipment.
  雨季就要到了，修理排灌设备是急如星火的任务。
• 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。
• 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。
• Keep the drainage channel clear.
  保持下水道畅通。
• 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。