That the child survived the train accident was a miracle.
那个孩子在火车事故中幸存下来是个奇迹。
A severe train accident happened two months ago.
两个月前发生了一起重大的火车事故。
Fifty people lost their lives in the train accident.
在这次火车事故中，有50人丧生。
The letter was delayed three days by the train accident.
这次火车事故使这封信耽搁了三天。
Casualty lists were published the day after the train accident.
伤亡名单在火车意外事故的第二天就公布了。
I felt anxiety about his safety when I heard the news of the train accident.
当我听到火车事故的消息时，我很担心他的安全。
Based on use of virtual reality simulation technology for visual simulation of train operation and train accident reconstruction simulation, we made a complete visual modeling.
基于利用虚拟现实仿真技术，针对列车运行的视景模拟和列车事故的再现仿真，提出了完整的视景建模方法。
Based on use of virtual reality simulation technology for visual simulation of train operation and train accident reconstruction simulation, we made a complete visual modeling.
基于利用虚拟现实仿真技术，针对列车运行的视景模拟和列车事故的再现仿真，提出了完整的视景建模方法。
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