空气污染从某种意义上讲是个缓慢的过程，它会在汽车上或者吸入者的肺脏中慢慢积累。

Air pollution is a somewhat slow process, accumulating slowly on the cars and in the lungs of those who breathe it in.

youdao

空气污染从某种意义上讲是个缓慢的过程，它会在汽车上或者吸入者的肺脏中慢慢积累。

Air pollution is a somewhat slow process, accumulating slowly on the cars and in the lungs of those who breathe it in.

youdao