stagnant air meaning in Chinese

闭塞空气
停滞空气
滞留空气
滞止空气

A trumpet call, clear and beautiful, floated into the stagnant air .
沉浊的空气中响了一声清脆动听的喇叭。
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。
It is important to bear in mind that the extreme temperatures are largely independent of advection , for they develop mostly in rather stagnant air
重要的是要记住，极端温度与平流基本无关，因为它们主要是在相当静止的空气中形成的。
The dull sky soon began to tell its meaning by sending down herald - drops of rain , and the stagnant air of the day changed into a fitful breeze which played about their faces
不久，沉闷的天空开始落下最初的雨点，表示天气真正要下雨了，白天沉闷的空气也变成了一阵阵微风，从他们的面前吹过。