1.[t][i]~ (sth)排空；（使）流光；放干to make sth empty or dry by removing all the liquid from it; to become empty or dry in this way
Drain and rinse the pasta.把通心粉过一过水。
The marshes have been drained.沼泽地里的水已排干。
You will need to drain the central heating system before you replace the radiator.你得先把中央供暖系统的水排净再更换散热器。
The swimming pool drains very slowly.游泳池里的水排得很慢。
Leave the dishes to drain.把碟子控干。
2.[t][i]（使）流走，流出to make liquid flow away from sth; to flow away
We had to drain the oil out of the engine.我们必须把发动机里的机油全部放掉。
Drain off the excess fat from the meat.把肉里面多余的油沥掉。
She pulled out the plug and the water drained away.她拔掉塞子，让水流走了。
My anger slowly drained away.我的怒火慢慢平息下来。
The river drains into a lake.这条河流入湖中。
All the colour drained from his face when I told him the news我把这消息告诉他时他脸色变得煞白。
His face drained of colour.他的脸上血色全无。
3.[t]~ sth喝光；喝干to empty a cup or glass by drinking everything in it
In one gulp, he drained the glass.他一口喝干了杯中的水。
She quickly drained the last of her drink.她一下子就把最后一点儿酒喝掉了。
4.[t]使（精力、金钱等）耗尽to make sb/sth weaker, poorer, etc. by using up their/its strength, money, etc.
My mother's hospital expenses were slowly draining my income.我母亲的住院开销把我的收入渐渐耗光了。
an exhausting and draining experience令人精疲力竭的一段经历
I felt drained of energy.我感到筋疲力尽。
1.[c]下水道；排水管a pipe that carries away dirty water or other liquid waste
We had to call in a plumber to unblock the drain.我们只得叫个管子工来疏通下水道。
The drains(= the system of pipes) date from the beginning of the century.下水道排水系统是本世纪初修的。
2.[c]下水道孔盖a frame of metal bars over the opening to a drain in the ground
3.[c]（浴缸、水池等的）排水孔，渗水孔，漏眼a hole in a bath/ bathtub , sink , etc. where the water flows away and into which a plug fits
4.[sing]a ~ on sb/sth消耗；耗竭；耗费a thing that uses a lot of the time, money, etc. that could be used for sth else
Military spending is a huge drain on the country's resources.军费开支是对国家资源的巨大耗费。
It's just money down the drain, you know.你要知道，这是白白丢钱。
Safety standards have gone down the drain.安全标准根本不管用了。
It's just money down the drain, you know.你要知道，这是白白丢钱。
Safety standards have gone down the drain.安全标准根本不管用了。
The speed of the reflex seems to favor the first theory, as it happens much too quickly for tears to be generated and drain into the nose.
该反射速度似乎有利于第一种理论，因为它发生的眼泪过于迅速生成并于鼻漏。
No matter how much 'control' he exerts on himself, he's just going to drain away his account in a controlled manner.
无论那些人怎么控制他自己，他也只会是稳稳地把钱都亏出去。
Either of two large veins that drain blood from the upper body and from the lower body and empty into the right atrium of the heart.
腔静脉把血从身体的上部和下部抽光然后流入心脏的右心房的两支大静脉之一
One man was allowed to sit up in his bed for an hour each afternoon to help drain the fluid from his lungs.
其中一个每天都可以坐在自己的床上一小时来帮助排空肺里的积水。
His wife's illness has been a great drain on his income.
他妻子的病要用去他的大部分收入。
The lamb was allowed to sit up in hissed for an hour a day to drain the fluids from his lungs.
小羊每天可以从床上坐起来一个小时，用来排出他肺里的液体。
In the case of a pit drain, ensure an adequate air gap exists between the bottom of the drain line and the bottom of the pit.
在坑内排放时，请确保在排放管线和坑底部之间有适当的气隙存在。
The victim was still alive at this point and remained so as firefighters used a tow truck to pull him from the drain.
然这时候的他还活着并没有死，于是消防队员就用拖车将他从雨水道里拉了出来。
It's incredibly addictive, and you'll notice your phone battery quickly drain as you spend hours trying to conquer each level.
这游戏极其令人上瘾，你会发现自己的手机电池很快耗光在征服每个关卡所花的时间上。
He hitched one end of a rope around the drain pipe and the other one around his waist, then climbed down the building.
他把绳子的一头拴在下水管上，另一头拴在他的腰上，借助绳子爬下了楼。
For Ford, its failed attempt to build a European-led range of premier marques has been a drain of both cash and management time.
福特企图建立欧洲高级车型的失败耗尽了它的资金和管理层精力。
I never have enough of the soap dishes that drain (I don't like the plate types), and I "discovered" this by accident.
底部可以控水的肥皂盒我从不嫌多（而我不喜欢那种碟子状的）。
"Look at my frog! " said Avery, placing the frog on the drain board and holding out his hand for pie.
“看看我的青蛙吧。”艾弗利说，把青蛙放在滴水板上，伸出手去拿蓝莓派。
Neptune retrograde may have created a bit of a financial drain, or some unforeseen expenses.
海王星逆行已经创造了个一段金融漏管，或一些不可预见的花费。
When the Kelveys were well out of sight of Burnells', they sat down to rest on a big red drain-pipe by the side of the road.
凯尔维姐妹俩一直跑到看不见耐尔家才停了下来，她们跌坐在路边红色的大水管上休息着。
The potions both Snape and Hermione made Vanish must have ended up in a drain or other disposal location then.
斯内普和赫敏消失的魔药肯定被倒在排水沟里或别的处理它的地方。
An excrement outlet at the bottom of the close stool is connected with a toilet drain tube through the siphon tube.
坐便器底部的排便口通过虹吸软管与卫生间排污管连接。
After turning off the engine, wait for at least 5 minutes for the oil to drain back into the bottom of the engine.
在发动机熄火后，为了让机油流回发动机底部，至少要等5分钟。
Rubber hoses will not be used to connect a hot system with a cold system or to drain hot liquids from any system.
橡皮软管不能用于冷系统和热系统之间的连接或从任一系统排放热液体。
During pregnancy the extra estrogen in your system is responsible for less strands ending up in your brush and down the shower drain.
怀孕期间身体系统内多余的雌激素保证你每天梳子上和洗漱池里面掉少量的头发。
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