英语翻译一辆锈迹斑斑的蒸汽火车头.在中国,随着时代的进步,蒸汽机车由于跑得慢,拉得少,已经完全被内燃机车和电气机车淘汰.

A rusting steam engine locomotive.
In China, the progress with the times, because the steam locomotive moving slowly, and carry less cargo, it has been completely replaced by diesel and electric locomotives.
手工翻译的哦，但是我水平不是很高，意思是一样的。

A rusty old steam-engine locomotive
In China, following the progress made over the years, steam-engine locomotives are obsolete because of their speed and payload on the track. They've been completely replaced by internal combustion engines and electric enginees.

如果完全正确呢?请笑纳：
A Rusty Steam Engine (作为标题用.如不作为标题,则后面三个词不用大写.)
With the progress of time in China,the steam locomotives has been completely replaced by the internal combustion locomotive and electric engine due to the former's low speed and limited load.