It is often difficult to find a proper equilibrium between stability and variability.

在稳定性和变化性之间通常很难找到适当的平衡。

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When your equilibrium stabilizes, you will be able to teach as much as you learn, which will give you the proper balance.

当你们的内在平衡稳定时，你们将可以尽你所学的去教，这将给予你们一个适当的平衡。

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Study results show that gasification can proceed deep in the bed and the gasifying reaction can approach chemical equilibrium at a proper ratio of spouting to fluidizing air.

研究结果表明：在合适的喷动风和流化风配比下，可实现深床气化，使气化反应基本达到化学平衡；

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"We all understand the relationship between sport and business but if you get these two things out of their proper equilibrium then it can turn people off at home, " added Burnham.

BBC: Burnham 'uneasy' about $20m match