Everyone has positive and negative characteristics.
每个人都有积极和消极的特点。
Unexpected incidents has tremendous and negative impact to social economic due to its own characteristics.
突发事件由于其特殊性，对社会经济具有巨大的负面影响。
Unexpected incidents has tremendous and negative impact to social economic due to its own characteristics.
突发事件由于其特殊性，对社会经济具有巨大的负面影响。
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