Just a few years ago, it looked as though European sleeper trains were on their way to becoming a thing of the past as services were continually cut back.
원문출처 : https://www.cnn.com/travel/article/plan-for-network-of-european-sleeper-trains/index.html
원문출처 : https://www.cnn.com/travel/article/plan-for-network-of-european-sleeper-trains/index.html