When it comes to the point, he always changes his mind.

他总是临时变卦。

《牛津词典》

This world always changes, from moment to moment.

这个世界永远是在时刻改变的。

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They say such changes are events that have always happened.

VOA: special.2010.01.19

And it's always going to come down to calculating the appropriate free energy, and how it changes in the process.

这总是涉及到计算,适当的自由能，以及这些自由能在过程中如何变化。

麻省理工公开课 - 热力学与动力学课程节选

The problem is that the context always changes, and therefore reality never quite lives up to their expectations.

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Good news: a major mission like this always changes the future.

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Although application transformation is a significant undertaking for organizations large or small, innovation is a necessity in an industry that always changes and never moves backwards.

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