▌作品介绍：国际上自行车深得人们喜爱，一是健身作用、二是不会产生污染，骑车运动将成趋势。如果自行车上再装一个空气净化装置，它在马路上穿行时，吸入污染物和灰尘，过滤成为新鲜氧气，骑车的人骑到哪里新鲜空气就到哪里。
此文自动翻译Introduction:Bicycles are loved by people all over the world. On the one hand, they can keep fit. On the other hand, they will not pollute. Cycling will become a trend. If the bicycle is equipped with an air purification device, it will inhale pollutants and dust, filter them into fresh oxygen, and the fresh air will be wherever the cyclist rides.
