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。
- This dress is made of artificial fibers. 这件衣服是人造纤维的。
- Her artificial gaiety disguised an inner sadness. 她以矫揉造作的快乐掩饰著内心的悲痛。
- 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。
- The coffee grains plugged up the kitchen drain. 咖啡渣堵塞了厨房的排水道。
- I can't stand his artificial smiles. 我受不了他的假笑。
- The drain is blocked and needs unplugging. 排水管堵塞了，得疏通一下。
- I was fitted an artificial tooth by the dentist. 牙医给我镶了颗假牙。
- 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。
- Artificial heating hastens the growth of plants. 人工供暖能促进植物生长。
- Her artificial manner made me sick. 她那装腔作势的样子令我恶心。
- The room was decorated with artificial flowers. 房间用人造花装饰。
- This product contains no artificial preservatives. 此产品不含任何人造防腐剂。
- 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
- This yoghurt contains no artificial flavouring or colouring. 这种酸乳酪不含人造香料或著色剂。
- 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。
