1.
Forced ventilation should be provided when applying paint in confined spaces or stagnant air.
在狭窄处或空气不流通处施工,必须提供强力通风。
2.
"We say a room is "stuffy"if the temperature or the humidity is high, or if the air is still. "
如果温度或湿度太高，或者空气不流通，我们说一个房间"很闷"。
3.
The air did not circulate very freely in this place, and the rays of the sun never reached it.
这里空气很不流通，终年不见阳光。
4.
The air around him felt dank and airless.
周围的空气阴湿寒冷，也不流通。
5.
To admit fresh air into(a mine, for example) to replace stale or noxious air.
使通风，使空气流通使新鲜空气进入（如矿井）以替换不新鲜的或有毒的空气
6.
Respiratory Wear appropriate respirator when ventilation is inadequate.
呼吸当流通的空气不足时,穿戴适当的口罩.
7.
To expose to the circulation of air for purification.
使通气使通气，使暴露于空气流通中以净化
8.
To move about or flow freely, as air.
流动，流通自由走动或流动，象空气一样
9.
air is a fluid But not a liquid.
空气是流体，不是液体。
10.
Air is a fluid but it is not a liquid.
空气是流体，但不是液体。
11.
whereas with a shirt on, the air itself made some motion, and whistling under that shirt was twofold cooler than without it;
穿上衣服就不同了,空气可以在下面流通,这比不穿衣服要凉快两倍。
12.
a pump that draws air or another gas through a liquid.
通过流体把空气或其它气体吸出的泵。
13.
a hole that allows the passage of air.
一个能使空气流通的通道。
14.
a ventilation shaft through which air enters a mine.
煤矿里能让空气流通的一个通道。
15.
a space heater that transfers heat to the surrounding air by convection.
通过对流向周围空气传播热量的空气加热器。
16.
The stopper can prevent airiness. Bravery has separator inside, prevent airiness.
木塞能阻止空气流通。内胆有隔离层，阻止空气流通。
17.
Protect the balance from drafts that come from open windows and doors.
不要将天平置于由于门窗打开而形成空气对流的通道上。
18.
(of a room)without fresh air;stuffy
（指房间）没有新鲜空气的,不通气的