Atmospheric layer; atmosphere; stratum; aerosphere

大气圈中的任一层

The space shuttle has already entered the next atmospheric layer.

航天飞机已经进入下一个气层了.

Halon fire extinguishing system severely damaged atmospheric layer will be a total ban on the use.

哈龙灭火系统严重破坏大气臭氧层,将被全面禁止使用.