您要查找的是不是：
- That maths exam I took was a regular brain drain. 绞尽脑汁的数学测验，我真是绞尽了脑汁。
- My husband is a stamp collector. 我丈夫是个集邮者。
- Pull (out) the plug and let the water drain away. 拔掉塞子，把水放掉。
- They are digging trenches to drain the water off. 他们正在掘沟排水。
- They are digging trenches to drain the water away. 他们正在掘沟排水。
- A collector of taxes or tribute from the public. 征收员从公众那儿收取赋税或贡物的人
- The coffee grains plugged up the kitchen drain. 咖啡渣堵塞了厨房的排水道。
- The drain is blocked and needs unplugging. 排水管堵塞了，得疏通一下。
- The stamp collector decided to get that rare stamp at all costs. 这个集邮迷决心无论代价如何都要搞到那枚稀有的邮票。
- The bathtub drain needs repairing. 浴盆的排水管需要修理。
- All hands turned out to repair the terraces and drain the water. 所有劳动力都出来整修梯田，排除积水。
- collector drain 排水廊道
- All of our best laid plans are down the drain. 我们所有精心布置的计划都付之东流
- The collector bubbled excitedly about his latest discoveries. 那位收藏家兴致勃勃地谈他最新的发现。
- The collector made an appraisal of $2000 on the drawing. 收藏家对那幅画的估价是二千美元。
- A sewer or drain crossing under a road or embankment. 涵洞横在公路或堤岸下面的下水道或排水管
- If you leave college, all that money has gone down the drain! 你要是中断大学的学习，你花的钱就会都付诸东流了。
- A collector of antique cars asked Frank to look out for a 1906 gas head lamp. 一位老式汽车收藏家要弗兰克留神1906年产的煤气前灯。
- A collector of rare insects will show us some of his latest discoveries. 一位稀有昆虫采集家将给我们看一些他的最新发现。
- Military spending is a huge drain on the country's resources. 军费开支是国家资源的一大消耗。
