outside air

基本解释

Ceiling fans do not provide ventilation as defined as the introduction of outside air.
吊扇通常不提供所规定的能将室外空气引入室内的通风。
blog.sina.com.cn
A short passage of return pipe on the water discharge pipe may be placed to prevent outside air into evaporator and facilitate the outflow of condensate.
在排水管路上设一小迂回管段，可防止外界空气进入蒸发器内并有利于冷凝水排出。
bbs.chinadaily.com.cn
Through calculation and analysis, it is proposed that the outside air parameters in Wuhan area may be adopted for summer air conditioning of passenger trains in China.
在客车空调负荷（按不稳定传热计算）的各种计算方法中，都可以采用本文提供的夏季外气计算参数及车体各壁面的太阳辐射强度的逐时值。

Water in the sand between the two pots evaporates through the surface of the larger pot, where drier outside air is moving.
And if you put this in the well-ventilated area, if you prepare this outside, the h c n gas will actually be released into the air, so you're safe, you can eat it later.
而如果你把它们放在通风良好的地方，在室外处理，那么氰化氢气体,将会被释放到空气中，这样你就安全了，过后就可以吃了。
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The inside of the box will stay several degrees cooler than the outside air temperature.

This is 10 knots slower than "book, " but on this leg the outside air temperature was 5 degrees Celsius higher than standard.
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