Therefore, alongside an explanation of the sources of firm differentials, there must also be an explanation of the mechanism of how the differentials persist over time.

因此，在对企业差异来源的解释之外，还应该有一个对这些差异如何随着时间而持续下去的机制的解释。

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"The current findings add to the literature demonstrating that brain training works, and that transfer effects may even persist over time," lead researcher Susanne Jaeggi tells the Mail.

“目前的调查结果增加文献论证证明大脑训练起作用，而且这种训练迁移效果随着时间的流逝而保持下来。”主要研究人员Susanne Jaeggi告诉每日邮报。

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The role of the database is to persist the data over time, though manipulation is done via an array containing these objects, rather than referring to the database continually.

数据库的作用是长时间持久化数据，但这是通过包含这些对象的数组实现的，而不是不断地引用数据库。

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Cells can stop in their lifetime at some point in the cell cycle and persist for long periods of time.

细胞生命期可以停止在细胞周期的某个点,并保持很长时间

耶鲁公开课 - 生物医学工程探索课程节选

John Burbank, founder of Passport Capital LLC, a San Francisco-based macro-hedge-fund manager, thinks the macro-driven environment will persist for some time.

WSJ: 'Macro' Forces in Market Confound Stock Pickers

So, the current momentum trade in gold can persist for some time.

FORBES: All That Is Gold Does Not Glitter

And if they fail to find the right man for the task ahead in Boston, the Fenway Failures could persist for some time.

FORBES: Bobby Valentine's Firing in Boston: A Lesson in Failed Organizational Leadership at Fenway