The first train pulls in there at 5:00 a.m.
首班列车早上5点进站。
Be careful! Subway doors open and close automatically.
当心！地铁车门是自动开关的。
实用地铁对话：
A: Good! There's the information desk. How do we get the 70th Street, please? 太好了，那里有个问讯处。请问我们怎样能到第70街？
B: The Northern Line is what you want. 你可以坐北线地铁。
A: How much is it? 票价多少？
B: It's two yuan. 两元。
A: Which way do we go for the Northern Line? 我们怎样去北线地铁？
B: Just go through the No.8 ticket-barrier over there. A train will be in directly. 从8号检票口往前走，列车马上就进站。
A: I appreciate it. 非常感谢。