您要查找的是不是:
- Some pumps and all vacuum cleaners work by suction. 有些泵和所有真空吸尘器都是借吸力工作的。
- After several pumps, the water began to flow. 用泵抽了几下之后,水流出来了。
- periphery pumps 外围泵
- The gas turbine feeds on the fuel it pumps. 燃气轮机以它所抽入的燃料为能源。
- She went to the party in her silk dress and pumps. 她穿着绸的连衫裙和浅口轻便鞋参加宴会。
- The heart pumps blood into the veins. 心脏把血液送至血管。
- The idea is also expressed by minor poet on the periphery of the movement. 该运动外围一些不大出名的诗人也表达了这些观点。
- The firm pumps money into the development of the new product. 这家企业投入大量资金以开发这种新产品。
- A tyre expands when you pump air into it. 轮胎一打气就鼓起来。
- Pulmonary arteries taper towards periphery. 肺动脉向周围逐渐变细。
- 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。
- But it still sits on the periphery. 但它仍然坐了下来。
- 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?
- Here is an old-fashioned pump for drawing water from a well. 这里有一个旧式水泵可从井里抽水。
- periphery pump 动摩擦泵
- The heart pumps blood round the body. 心脏将血液压送到全身。
- Other animals were depicted on the periphery of the group. 其他动物在群像的外围加以修饰。