The spread of no-fault divorce has reduced the bargaining power of whichever spouse is more interested in continuing the relationship.

随着无过错离婚的普及，更愿意继续维系婚姻关系的一方讨价还价的能力有所降低。

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youdao

There is often an inverse relationship between the power of the tool and how easy it is to use.

工具的功能越强大，操作起来往往越费事。

《牛津词典》

"Every time Americans debate the problem of states' rights, the relationship of federal power to state power -- which we are indeed having a roiling debate again -- and every time we debate not only race relations, but the very idea of what it means to be an American, multi-racial,greatly diverse society, we are debating the direct legacies of the Civil War."

VOA: special.2011.04.09

How successful was the cotton boom, how important was the cotton boom, what is the relationship between the spread of slavery, the spread of cotton, and power?

棉花业的兴盛是如何的成功,如何的重要,奴隶制的传播,与棉花业的兴盛,以及权利的扩散之间有什么关系

耶鲁公开课 - 美国内战与重建课程节选

The balance of power shifts in the relationship.

ECONOMIST: Who looks after the children?

Moreover, since in practice the party would be culturally and emotionally incapable of getting together with the Tories, it might as well get something out of its relationship with Labour: a slice of power to put its cherished policies into effect.

ECONOMIST: Terms of engagement

"I am satisfied that her father has it in his power to achieve the restoration of her relationship, " he added.

BBC: Elsa Salama and her mother, Naomi Button