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- The control velocity over liquid level, face velocity and vapour extraction efficiency have been measured respectively in condition of different hood heights and fan speeds for both the complex and ordinary vapour hoods. 对复合式和普通式排风罩，在不同罩口高度和风机转速条件下，分别测定了液面控制速度、罩口吸气速度和排雾效率。
- He went from being a small-time hood to a mafia kingpin. 他从不成气候的小太保慢慢混到黑手党的头儿。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- 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。
- vapour hood n. 蒸汽罩
- In fine weather I can drive my car with the hood down. 天气好时我可以敞著顶篷开车。
- A heavy jacket with a hood; a parka. 连帽雪衣带风帽的皮茄克; 连帽雪衣
- He held both sides of the parka hood closed against the snow. 他把派克大衣兜帽两边都绑得紧紧的来挡住雪。
- It can change water into vapour. 它能把水变成蒸汽。
- The lens hood is used to cover up the lens. 遮光罩是用来遮盖镜头的。
- 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。
- That story encapsulates scenes from his child hood. 那个故事包括了他童年时代的一些生活片段。
- Then a brown vapour is given off. 这时会放出一种棕色的气体。
- He sniffed the vapour up (through his nose). 他（用鼻子）吸入蒸气.
- Position the latch on the hood inner panel. 把锁闩定位在引擎罩内板上。
- Replace hood and two screws on top of hood. 重新放置阀罩和阀罩顶部的两个螺丝。
- Petrol forms vapour above a certain temperature. 高于一定的温度汽油就形成蒸气。
- The protective cap or hood covering the spore case of a moss or related plant. 藓帽盖在苔藓或相关植物芽孢体上的保护帽或盖子
- When heated,water change into vapour. 给水加热时，它会变成蒸气。
