通风性的英文：
air permeability

参考例句：

Placing plants in poorly ventilated rooms has long been known to improve air quality and humidity
人们早就知道将植物置于通风性差的房间里能改善空气质量和湿度。

air是什么意思：
n. 空气；大气；天空；空间；微风；样子；神态；气氛
v. 晾；通风；广播

There was not a breath in the air.
一丝风也没有。

a nip in the air
空气中有一种刺肤的寒冷

To fish in the air
海底捞月

Clean the air intakes regularly for sufficient air flow
定期清理进风口以保证有足够的空气流量

The switch hovered in the air.
鞭子在空中摇晃。

permeability是什么意思：
n. 浸透性,可透性,导磁性

This membrane is semi-permeable.
这层膜是半渗透性的。

The waste material is placed in cells with permeable membranes
废液置于有渗透膜的槽中。

The major difference is that geological structures have limited permeability.
主要的问题是地质结构的渗透性有限。

The permeability of a soil is important for calculations of underground flow
土的渗透性对于地下液流的计算很为重要。

Histamine causes vasoconstriction and increased permeability of small venules.
组织胺能引起血管收缩，并增强小静脉的透性。