Survivors of the initial assault fled to a basement boilerroom, and under instructions from police over the telephone, barricaded themselves inside.
袭击案的目击者逃向地下室的锅炉房里，在电话里他们依照警察的指示，在里面设置障碍保护自己。
2
The court papers describe a “boilerroom” atmosphere in which recruiters enrolled students who stood no chance of graduating and saddled them with debt they were unlikely to be able to pay off.