He will be placed in isolation under the watch of specially trained guards.

在特训人员监视下，他将被实施隔离看守。

When the train arrives, tell the train guard where you're going, and he will help you secure the bicycles in the last carriage and give you a ticket.

当火车到达时，告诉列车员你要去哪里，他会帮你看管最后一节车厢的自行车，并给你一张票。