英语语法分析

If such ratios also apply on a smoggy day in LA, watch out.

如果这样的比例在洛杉矶的雾霾天也适用，那就要注意了。

In smoggy weather, the machine would breathe in the air in front of the bike and blow out a stream of clean air toward the biker's face.

在有雾霾的天气里，机器会吸进自行车前面的空气，然后向骑自行车的人的脸上吹出一股清新的空气。

The thick nitrogen atmosphere holds fog, mist, smoggy haze and rain clouds.

厚厚的氮气组成的大气层你弥漫着烟雾和云。