The railroad cars run closely to the gigantic red pit.

火车车厢紧贴着巨大的红色坑。

They purchased the railroad cars to expand their reach and perform in more cities than they were previously.

他们购买了火车车厢，以扩大他们的影响范围，并在比以前更多的城市演出。

And the rest of us were loaded into open railroad cars, and for four days, shipped all the way from Poland down to Austria.

我们其余的人被装进敞篷火车车厢， 用了四天的时间，从波兰一路运到奥地利。

It operated right up until 1962, belching dust as it dumped coal into railroad cars below-- earning the mining company that owned it millions.

它一直运行到 1962 年，在将煤炭倾倒到下面的火车车厢时喷出灰尘，为拥有它的矿业公司赚取了数百万美元。

Don't forget trains, too. I read something about milk and butter being transported in refrigerated railroad cars in the USA, right back in the 1840s.

别忘了还有火车。我读到一些关于牛奶和黄油在美国冷藏铁路车厢运输的东西，那是在19世纪40年代。

Special railroad cars kept the meat cold, so it would remain fresh until sold. As the meat industry grew, the demand for fresh meat increased. More and more cattle were needed.

铁路专用车把肉冷藏起来，所以在出售前肉品都会保持新鲜。随着肉类工业的发展，对鲜肉的需求也在增加。人们需要越来越多的牛。

The infrastructure connecting these vulnerable farms could quickly spread disease: pathogens could hitch a ride from one farm to another on workers' boots, railroad cars, and steamships.

连接这些脆弱农场的基础设施可能会迅速传播疾病：病原体可以通过工人的靴子、火车车厢和轮船从一个农场搭便车到另一个农场。