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。
- The surgeon cut out all the diseased tissue. 外科大夫把坏了的组织都切除掉。
- 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。
- Human tissue is made up of cells. 人体的组织是由细胞构成的。
- 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。
- A tissue is a group of similar cells which have an identical general function. 组织是一组具有相同的一般机能的类似细胞。
- Introduction of a venom into animal tissue. 毒液的输入毒液输入动物的细胞组织
- 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
- A malignant tumor originating in glandular tissue. 腺癌起源于腺性组织的恶性肿瘤
- 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
- The breakdown and disintegration of organic tissue. 组织溶解器官组织的分解和破坏
- The microscopic structure of tissue. 组织机构组织的微观结构
- 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。
- The surgeon cut the diseased tissue out from the girl's leg. 外科医生切除了女孩腿上有病的组织。
- 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。
