pí chē ㄆㄧˊ ㄔㄜ 皮车（皮车）
而同样的旅程乘坐绿皮车需要六七个小时。
On the green train, covering the same distance would take six or seven hours.
二十年前乘坐“绿皮车”需要耗时一天的旅程，如今仅需要不到三个小时。
In less than three hours, you can complete a journey that would have taken a full day on a green-skinned train's yesteryear.
列车的车厢是实用的绿皮车，用电气车头牵引，火车本身也不像它的前辈那样赏心悦目。
With its utilitarian green carriages and electric locomotives, the train itself, unlike its illustrious predecessor, is also no beauty.
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