So that would make it likely that the BUK was operated by a trained Russian crew.

因此，这枚山毛榉导弹很可能是训练有毒的俄罗斯组织发射的。

The program is already being used to train some emergency crews in the United States.

该计划已被用于培训美国的一些应急人员。

The National Transportation Safety Board says the train's crew did not receive a critical warning about an overheated axle until just before dozens of cars went off the tracks.

美国国家运输安全委员会说，这列火车的工作人员直到几十节车厢脱轨之前才收到车轴过热的严重警告。