electric railcar sleeper

例句：

1. 1.The electric railcar sleeper is a popular choice for long-distance travel.
   电动火车卧铺是长途旅行的热门选择。
2. 2. The train's electric railcar sleeper compartment is spacious and comfortable.
   火车的电动火车卧铺车厢空间宽敞且舒适。
3. 3. The electric railcar sleeper offers a unique way to travel between cities without the hassle of traditional buses.
   电动火车卧铺提供了一个独特的方式，可以在城市之间旅行而无需传统公交车的麻烦。