1、provide

供给；提供；给予

I'll be glad to provide a copy of this.

我很愿意提供它的一个副本。

They would not provide any details.

他们不愿提供任何细节。

（法律或协议）规定

The treaty provides that, by the end of the century, the United States must have removed its bases.

条约规定，到本世纪末，美国必须撤除其基地。

The Act provides that only the parents of a child have a responsibility for that child's financial support.

法令规定只有孩子的父母才有责任为孩子提供经济支持。

2、balance

（使）保持平衡；（使）平稳

I balanced on the ledge.

我在窗台上站稳。

He balanced a football on his head.

他将一只足球稳稳地顶在头上。

（力量、重要性等的）均衡，均势

Their marriage is a delicate balance between traditional and contemporary values.

他们的婚姻在传统和现代价值观之间保持着微妙平衡。

There was no other way to ensure that people would get the right balance of foods.

没有其他方法可以确保人们饮食均衡。

结算（账目）；（使）收支相等

teaching them to balance the books.

教他们结平账目

To make the books balance, spending must fall and taxes must rise.

为了使收支相等，必须减少支出，增加税收