Should it be the date or the size of the document, pertinence to the case or another?

是文旦过的日期还是规格，与这个例子相关或其他的？

耶鲁公开课 - 心理学导论课程节选

The document, thought to date back to between 1473 and 1477, was written when Richard was the Duke of Gloucester.

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In our second (testing) announcement, before we resume testing several years later, we might describe in some detail the purpose and nature of the test, and document the reductions to date (and planned) in numbers and yield of our stockpile.

CENTERFORSECURITYPOLICY: A Different Approach to Nonproliferation (2005)

Mr Syed said that the man finally left after he agreed to carry out the work, but he told the court he never did change the date on the document.

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