brain drain[社科] 人才外流;人才流失;脑力人才外流
drain pipe排水管;[水运] 疏水管;泄水管
drain off渐渐枯竭;流掉;放水;排出
Drain time滴落时间;流滴时间;析水时间
drain plug排水塞;排出螺塞;排放丝堵;放油塞
intercepting drain截流沟;截水管;拦水排水沟
catch drain截水沟;集水沟;排水沟;截水渠
cash drain[金融] 现金外流;现金流失;现金枯竭;[会计] 现金耗尽
Drain hose排水管;排出软管;排水软管
But at the same time there more serious brain drain problem.
但同时存在人才流失较严重的问题。
参考来源 - W公司人力资源管理及发展战略研究Because this kind of pavement construction can drain the rain that permeates the surface layer seasonably and rapidly,it is called porous asphalt pavement. however our country is on the beginning step for its research,facing many difficulty.
由于此种路面结构能将渗入表层的雨水及时、迅速地排出,故称为排水性沥青路面。 然而,我国对排水性沥青路面研究尚处起步阶段,需要研究的问题很多。
参考来源 - 排水性沥青路面粘层材料性能与防反射裂缝的研究The turbulence political context, backwardness economic activity way, backwardness culture and education were as the social background of the massively drain of Gansu forest resources in Republic of China.
甘肃森林资源的大量流失,是以动荡的政治环境、落后的经济活动方式和文化教育为社会背景的。
参考来源 - 民国时期甘肃森林资源流失研究V-T/V-I（及物动词/不及物动词） If you drain a liquid from a place or object, you remove the liquid by causing it to flow somewhere else. If a liquid drains somewhere, it flows there. 使流走; 流走
Miners built the tunnel to drain water out of the mines.
矿工们开掘了隧道以将水排出矿井。
V-T/V-I（及物动词/不及物动词） If you drain a place or object, you dry it by causing water to flow out of it. If a place or object drains, water flows out of it until it is dry. 排干; 流干
The authorities have mobilized vast numbers of people to drain flooded land and build or repair dikes.
当局动员了大批民众为遭受洪灾的地区排涝并修建或修复堤坝。
V-T/V-I（及物动词/不及物动词） If you drain food or if food drains, you remove the liquid that it has been in, especially after it has been cooked or soaked in water. 使沥干; 沥干
Drain the pasta well, arrange on four plates and pour over the sauce.
把意大利面条沥干水，摆放在4个盘子里，倒上调味品。
V-T/V-I（及物动词/不及物动词） If the colour or the blood drains or is drained from someone's face, they become very pale. You can also say that someone's face drains or is drained of colour. 使 (色泽) 消退; (色泽) 消退 [文学性]
Harry felt the colour drain from his face.
亨利感到脸上没有了血色。
V-T（及物动词） If something drains you, it leaves you feeling physically and emotionally exhausted. 使心力交瘁
My emotional turmoil had drained me.
困惑焦灼的情绪使我心力交瘁。
ADJ（形容词） drained 使心力交瘁的
I began to suffer from headaches, which left me feeling completely drained.
我开始感到头痛，它使我感到精疲力竭。
V-T（及物动词） If you say that a country's or a company's resources or finances are drained, you mean that they are used or spent completely. 耗尽 (资源、资金)
The state's finances have been drained by drought and civil disorder.
国家财政已经被旱灾和内乱消耗殆尽了。
N-COUNT（可数名词） A drain is a pipe that carries water or sewage away from a place, or an opening in a surface that leads to the pipe. 排水管; 下水道; 排水沟
Tony built his own house and laid his own drains.
托尼盖了自己的房子,铺设了自己的排水管道。
N-SING（单数型名词） If you say that something is a drain on an organization's finances or resources, you mean that it costs the organization a large amount of money, and you do not think that it is worth it. (资源、资金的) 外流; 消耗
...an ultramodern printing plant, which has been a big drain on resources.
…一个消耗大量资源的超级现代化印刷厂。
PHRASE（习语） If you say that something is going down the drain, you mean that it is being destroyed or wasted. 被破坏掉; 被浪费掉 [非正式]
They were aware that their public image was rapidly going down the drain.
他们意识到自己的公众形象正被迅速地破坏掉。