抗雾霾火车头的英文：
haze-proof locomotive

The sky hazed over then.
那时天空变得灰蒙蒙的。

They vanished into the haze near the horizon.
他们消失在天边的雾霾中。

A haze before the eyes that blurs the vision.
迷糊眼前使视线模糊的烟雾

First proof: The earliest proof used for checking by proof readers.
初稿:给校对员校对的最先稿样。

Rough proof: Proof for identification rather than reading.
粗稿样:只用来辨认，不作校对的稿样。

Clean proof: A printer's proof in which there are no errors.
清样:没有错漏的稿样.

Of or relating to locomotion;locomotive.
运动的运动的或与运动有关的；能自己移动的

locomotive barn
机车车库

He is a locomotive engineer.
他是一名火车司机。