您要查找的是不是：
- pneumatic suction cleaning system 吸风式清洁装置
- 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。
- Clean clothes and good manners are prepossessing. 清洁的衣服和良好的举止能给人以好感。
- Safety of household and similar electrical appliances - Part 2-2: Particular requirements for vacuum cleaners and water suction cleaning appliances 家用和类似用途电器的安全。第2-2部分:真空吸尘器和水吸式吸尘器的特殊要求
- Flies' feet stick to surfaces by suction. 苍蝇的脚借吸力可附着于物体表面上。
- Safety of household and similar electrical appliances Particular requirements for vacuum cleaners and water suction cleaning appliances 家用和类似用途电器的安全真空吸尘器和吸水式清洁器的特殊要求
- Let's clean down the board before we paint it. 让我们在上漆以前把这块板洗干净。
- The dentist was cleaning and taking out teeth. 牙科医生正在清洁和拔牙。
- It's important for the college freshman to keep his nose clean. 对大学新生而言洁身自好是很重要的。
- I must clean the room with the suction machine. 我得用吸尘器吸吸我的房间。
- Why is it that I always land up cleaning the bath? 为什麽总是该我来洗刷浴缸?
- He was busily employed in cleaning his shoes. 他忙著擦鞋。
- We'll get the water out with a suction pump. 我们将用抽水机把水抽出来。
- She is cleaning up the kitchen now. 她现在正在打扫厨房。
- She was cleaning the bedroom when he called her. 他给她打电话时她正在打扫卧房。
- She is busy cleaning the fowls in the kitchen. 她正在厨房忙著清除家禽的内脏。
- We'll give the house a thorough cleaning. 我们要把房子彻底打扫一番。
- Dirt and dust are drawn into a vacuum cleaner by suction. 污物和灰尘被吸入吸尘器。
- Cleaning exposed the grain of wood. 清洁使木纹显现可见。
- The sparking-plugs need cleaning. 火花塞要清理一下了。
