Long term, said Mr. Hagel, Islamic State demonstrated a combination of sophistication, money, resources and tactical ability beyond any terrorist threat so far seen.

哈格尔先生说，从长远来看，伊斯兰国展示了其复杂性、资金、资源和战术能力的结合，超越了迄今为止所见的任何恐怖主义威胁。