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。
- 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。
- I know nothing about agriculture. 我对农业一窍不通。
- 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 bathtub drain needs repairing. 浴盆的排水管需要修理。
- Nitrates are used as fertilizers in agriculture. 硝酸盐在农业上用作肥料。
- 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。
- All this signs rejuvenation of agriculture. 所有这些都预示着农业将复苏。
- 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
- Agriculture in this country has developed greatly after liberation. 解放后这个国家的农业得到了巨大的发展。
- 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。
- Modern agriculture is spoiling our beautiful countryside. 现代农业正在破坏我们美丽的农村。
- More than200 films on agriculture have been released. 一共发行了200多部关于农业的影片。
- 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。
- Boil the vegetables for 20 minutes and then drain off the water. 把蔬菜煮上20分钟，然后把水沥掉。
- Is it practicable to try to develop agriculture in desert regions? 试图在沙漠地区发展农业可行吗?
