outside air

基本解釋

Ceiling fans do not provide ventilation as defined as the introduction of outside air.
吊扇通常不提供所規(guī)定的能將室外空氣引入室內的通風。
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.
在排水管路上設一小迂回管段，可防止外界空氣進入蒸發(fā)器內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.
在客車空調負荷（按不穩(wěn)定傳熱計算）的各種計算方法中，都可以采用本文提供的夏季外氣計算參數(shù)及車體各壁面的太陽輻射強度的逐時值。

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.
而如果你把它們放在通風良好的地方，在室外處理，那么氰化氫氣體,將會被釋放到空氣中，這樣你就安全了，過后就可以吃了。
麻省理工公開課 - 化學原理課程節(jié)選
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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