A raised flat surface built along the side of the track at a railway station for travelers getting on or off a train means:

A、flat
B、terrace
C、platform
D、surface
A raised flat surface built along the side of the track at - 期末测试 - 英语听力教程1(第三次开课) - 重庆高校在线开放课程平台 | 大学网课搜题引擎