balancing act

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Using a cache is a balancing act between time and memory size.
使用缓存是对时间与内存大小之间的一个平衡行为。
Meaning that you can still do what you like and live the lifestyle you want to live while letting go of the perfection or balancing act.
挣脱完美和平衡的行为，这意味着你还是可以做你喜欢的事情，按照你喜欢的生活方式去生活。
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In an era of cost-cutting and layoffs, Wall Street philanthropy is a delicate balancing act.
在一个削减成本和裁员的时代，华尔街的慈善事业是一个微妙的平衡行为。

"It was a complete balancing act," "Sometimes I had to prioritize family over schoolwork without falling behind, but I somehow did it,"
A test suite that will make us feel good about things. For now, I just want you to be aware that you're always doing this balancing act.
测试集呢？一个测试集会让我们的工作,变的舒服多了，现在，我只是想让,大家意识到你们经常需要做这种协调工作。
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Minn Myint Nan Tin, with the Burmese Advocacy Center,or BAC, says keeping this melting pot from boiling over is a delicate balancing act.

This illustrates an age-old, auto industry balancing act: new-and-improved versus tried-and-true.
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a situation in which a person tries to give care and attention to two or more activities at the same time

If you perform a balancing act, you try to deal successfully with two or more people, groups, or situations that are in opposition to each other.