您要查找的是不是：
- Duval, P., Raynaud, A. and Saulgeot, C., 1988, “The Molecular Drag Pump: Principle, Characteristics, and Applications,” Journal of Vacuum Society Technology, A6, 3, p1187-1191. 吴金益，1994，”认识涡轮分子式帮浦-过去、现在与未来”，真空科技期刊，第七卷第二期，46-58页。
- molecular drag pump 分子拖曳泵
- H.-P., Cheng, 1997, "CFD Analysis of Siegbahn Molecular Drag Vacuum Pump", The 4th 崔燕勇,李国祥,吴博文,郑鸿斌,1993,"二行程引擎传输道/汽缸组合之流场分析",中国机
- Dave wore drag to the fancy dress party. 戴夫穿着女子服装去参加化装舞会。
- It is this molecular motion that we call heat. 就是这种分子运动我们称之为热。
- How can I drag away from your arms? 我怎样才能离开你的怀抱呢？
- He took a drag from the wine glass. 他从酒杯里喝了一口酒。
- Must you drag politics into everything? 你非得事事都把政治扯进来吗？
- Magnetism is considered as a molecular phenomenon. 电磁被认为是一种分子运动。
- A plasma globulin of high molecular weight. 大球蛋白细胞分子中较重的血球蛋白
- How much longer is this going to drag on? 这事还要拖多久?
- They said they would drag Tom through the mud. 他们扬言要汤姆名誉扫地。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- Drag racers burning up the track. 正在跑道上飞驰的高速赛车
- Lashing velocity of pump is concerned with nature of air. 泵的抽气速率与气体的性质有关。
- This tire is flat; you didn't pump enough air in. 这个轮胎没气了;你并没打足气。
- We have a pump for drawing water from the well. 我们用一个水泵从井里抽水。
- The heart is analogous to a pump. 心脏和水泵有相似之处。
- Can you lend me your bicycle pump? 能把你的打气筒借给我吗？
- The children will be a drag on me, so I want to go without them. 孩子们会给我添麻烦，所以我不想带他们去。
