Which platform for Beijing?
请问到北京该上几号站台？
From which track does the train leave?
火车从哪个站台出发？
The train for London leaves at 8:20 a.m.,platform 9.
开往伦敦的火车上午8点20分从9号站台开出。
The train leaves from track 5.
火车从5号站台出发。
