这些列车的全部车票都必须提前订购，铁路官员们将密切注意一切恣意闹事的迹象。

这些列车的全部车票都必须提前订购，铁路官员们将密切注意一切恣意闹事的迹象。的英文翻译

基本释义

• All tickets for these trains will have to be reserved in advance, and officials will be keeping a strict watch for any signs of vandalism.