由于大国力量的兴衰和国际安全形势的新变化，霸权周期论出现了贫困。
Owing to the rise and fall of powers and new changes in international security, there emerges the poverty of the theory of hegemonic cycles.
由于大国力量的兴衰和国际安全形势的新变化，霸权周期论出现了贫困。
Owing to the rise and fall of powers and new changes in international security, there emerges the poverty of the theory of hegemonic cycles.
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