tropospheric air

例句：

1. 1.The weather forecast indicated that the air would be clear and dry in the troposphere.
   天气预报显示对流层的空气将会是晴朗干燥的。
2. 2. The researchers studied the chemical composition of the tropospheric air.
   研究人员研究了对流层空气的化学成分。
3. 3.The scientists conducted experiments to investigate the impact of pollution on the troposphere.
   科学家们进行了实验，以研究污染对对流层的影响。