a balance between 和a balance of 的区别最好有例句~

问题描述:

a balance between 和a balance of 的区别
最好有例句~

a balance between A and B:在A与B之间取平衡.
balance of power (国际间的)均势;力量对比;均势
A Triangular Balance Of Power 鼎足;三足鼎立之势.
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