然而，他在搜集材料时也遇到了一些挫折，他发现一些详细记录其表哥服役历史的档案在20世纪60年代毁于一场火灾。
However, his search suffered a setback when he discovered some military records detailing his cousin's service history had been destroyed in a fire in the 1960s.
然而，他在搜集材料时也遇到了一些挫折，他发现一些详细记录其表哥服役历史的档案在20世纪60年代毁于一场火灾。
However, his search suffered a setback when he discovered some military records detailing his cousin's service history had been destroyed in a fire in the 1960s.
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