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- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- Clean clothes and good manners are prepossessing. 清洁的衣服和良好的举止能给人以好感。
- A cloud is a mass of vapour in the sky. 云是天空中的水汽团。
- Water can be changed into vapour when heated. 水被加热时，可以变成水蒸汽。
- 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。
- 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。
- 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。
- Cleaning exposed the grain of wood. 清洁使木纹显现可见。
- It can change water into vapour. 它能把水变成蒸汽。
- The sparking-plugs need cleaning. 火花塞要清理一下了。
- The action of cleaning computer viruses. 清除计算机病毒的动作［过程］。
- The hot vapour spouted from a rusted pipe. 热蒸汽从一个生了锈的管子里喷了出来。
- Mary makes a fetish of her home; she's always cleaning it. 玛丽太看重她的房子了，她老是不停地打扫。
- Then a brown vapour is given off. 这时会放出一种棕色的气体。
