最近它们才被扩建成疏散通道，而且我们封堵了其中的几个。
Recently, they were expanded into an escape route, and several of them were sealed off.
迅速与现场工作人员一起通过安全通道疏散旅游者；
Evacuate the tourists to pass the thoroughfare safety with the staff of the hotel quickly .
迅速与现场工作人员一起通过安全通道疏散旅游者；
Evacuate the tourists to pass the thoroughfare safety with the staff of the hotel quickly .
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