Passengers stand on a platform at a metro station in Kolkata.

加尔各答一座地铁站站台上，乘客们正在候车。

youdao

In July 18th, one of the passengers are installing and debugging platform shield door in Beijing Metro Line 1 Yongan station in the past.

今年7月18日，一名乘客在北京地铁1号线永安站的站台屏蔽门安装和调试过去。

youdao

Bell Tower Station on Xi'an metro Line 2 is a separated-island-platform station constructed by using both cut-and-cover and mining methods.

西安地铁2号线钟楼站是一座非典型的分离岛式车站，明暗挖相结合； 车站线间距大，左右线站台分离，站台采用暗挖工法。

youdao