当我到达车站时，火车已经开走了。的翻译：When I arrived at the station, the train had already left. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

When I arrived at the station, the train had left.

When I arrived at the station, the train had already left.

When I arrive the station, the train already drove away.

When I arrived at the train station when they are gone.

When I arrived at the station, the train had already left.