英 [ˈdreɪnɪdʒ] 美 [ˈdreɪnɪdʒ]
n. 排水系统；排水，排泄；排出的水，污水[1]
drainage system 排水系统，渠道系统；水系；引流装置
drainage area 排水面积
gas drainage 排瓦斯设备，瓦斯抽放
water drainage 排水
drainage basin （美）[地]（河流的）流域；流域盆地
acid mine drainage 酸性矿水排水；排泄酸性矿水
drainage works 排水工程；渠务工程；排水工作
drainage pipe 排污管；放泄管
drainage pipeline 排水管道
drainage ditch n. 排水沟
drainage hole 排泄孔；疏水孔
drainage network 河网；排水网
drainage pump 排水泵；排泄泵
surface drainage 路面排水，地表水系
drainage channel 排水沟，下水道
drainage rate 滤水速度，排水速度；排水比率
drainage tube 引流管；排水管
gravity drainage 重力排水；重力泄油
drainage layer 排水层
drainage outlet 排水出口[1]
1、The area has good natural drainage. 这个地区有良好的天然排水系统。
2、The bricks were bedded in sand to improve drainage. 沙里埋入砖块，以改进排水系统。
3、Hundreds of miles of drainage canals were built in the wetlands. 湿地上修建了数百英里的排水沟渠。
4、The city planner decided to build an underground drainage system. 城市规划师决定建一个地下排水系统。
5、If no drainage system exists, the water table rises, bringing dissolved salts to the surface. 如果没有排水系统，地下水位就会上升，把溶解的盐带到地表。
6、In the summer, bull trout forge 50 miles upstream from Lake Koocanusa to spawn in the Wigwam River drainage in British Columbia. 夏天，鳟鱼从Koocanusa湖逆流而上50英里，到不列颠哥伦比亚威格沃姆河的排水系统产卵。
7、If the water table intersect the land surface, groundwater will flow out onto the surface at springs, whether to be collected there or to subsequently flow farther along a drainage. 如果地下水位与地表相交，地下水将在泉水处流出地表，聚集于此或是随后沿着排水系统进一步流动。
8、Waterlogged soils occur in areas that are flat or have poor drainage. 涝渍土壤发生在地势平坦或排水不畅的地区。
9、Trakehners were originally fencelines that were built in drainage ditches. 特拉肯纳种马最初是建在排水沟里的围栏。
10、Both the negative pressure drainage vessel and the drop stitch are easier to cause infection. 负压引流管和缝线都容易引起感染。
11、Compare therapeutic effects of two dressing change methods in patients with incision and drainage for ischiorectal abscess. 观察坐骨直肠间隙脓肿切开引流术后采用两种不同治疗方式的疗效。
12、At a given saturation nonwetting permeabilities for an unconsolidated porous medium are higher than the drainage permeabilities. 在给定的饱和度下，未固结的多孔介质的非润湿渗透率高于排水渗透率。
13、Bad drainage caused the land to be flooded. 排水不利容易使土地淹水。
14、to organize and implement the drainage permit system; 组织实施排水许可制度；
15、It is a good thing that this park has excellent drainage. 这个公园的排水系统很好是件好事。
16、The wire in the drainage chamber is cleaned ultrasonically. 对于在排水舱内的导线用超声波进行净化。
17、Check each sink and shower/tub drain for proper drainage. 检查每一个洗涤槽和淋浴管道，看看排水是否顺畅。
18、Drainage has always been the main problem among municipal services. 排水系统一直是市政服务的主要问题。
19、A liver abscess will require tube drainage and antibiotics to cure. 肝脓肿，需要管引流及抗生素治疗。
20、He casts an urgent glance at the drainage grate beneath the sink. 他急切地望了一眼水池下的下水道栅栏。
21、Better roofs and drainage will help protect relics from weather damage and theft. 改善防雨遮檐和排水系统，帮助保护文物免受天气损害和偷盗。
22、Still missing, it is claimed, were the drainage grooves that siphon off rainwater. 但是据称，重开之后这个跑道仍然缺少在雨天分流雨水的排水槽。
23、Consuming more water or juice will help thin out mucus and encourage drainage. 消费更多的水或者果汁能稀释鼻涕以及增加流涕。
24、In Russia such drainage is reckoned to free 160m tonnes of the gas every year. 在俄罗斯，据估算，为了排干沼泽而溢漏的二氧化碳每年可达到一千六百万吨。
25、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。
26、An hour after the rain stopped, roads remained inundated with water due to slow drainage. 雨停之后的一个钟头，由于排水缓慢，道路仍然被水浸。
27、If you are trying to manage it, you must first divide your area of concern into drainage basins. 如果你想要操控水，你必须先把那些你所关注的地区划分成一个个地势上的盆地。
28、Water flowing southward into Lake Frome continued a pattern of drainage that began earlier in 2010. 向南流入弗洛姆湖的水流继而在2010年早些时候开始形成一种疏水排流的模式。
29、To provide for drainage, you can use a recycled margarine container. Punch holes in the bottom for drainage. 为了方便排水，可以选择在再生黄油盒的底部钻几个洞作为种植的容器。[1]