n.大氣；空氣；氣氛；氣壓

The burning of fossil fuels results in the pollution of the atmosphere. 礦物燃料的燃燒導(dǎo)致了大氣污染。

The atmosphere of the city is very much polluted. 那個(gè)城市的空氣受到嚴(yán)重污染。

The atmosphere is very stuffy here and can we open a window? 這里的空氣很悶,咱們能打開一扇窗嗎？

The atmosphere changed as soon as she walked in. 她一進(jìn)來氣氛就變了。

The atmosphere pressure gradient is an inverse measure of the spacing of the isobars on a weather map. 氣壓梯度與天氣圖上等壓線的間隔大小成反比。

The water droplets ejected by the gun expand in the atmosphere because it is at lower pressure than the air used to make the droplets. 由于大氣氣壓比造雪炮中氣壓低，雪炮中的水滴被噴射到空氣中。

n.大氣圈