If set, three digit exponents are allowed. If not set, only two digit exponents are allowed.

如果设置，那么三位指数是允许的。如果没有设置，那么仅允许两位指数。

youdao

Our example will successful parse the first 3 dates but not the final one because the final date string USES a two digit year that we have not provided a pattern for.

我们的例子成功解析了前3个时间，但对于最后一个使用2位数字来表示年的时间字符串，由于我们没有提供对应的模式，所以它没有被成功解析。

youdao

A two-digit year that is less than or equal to the last two digits of the cutoff year is in the same century as the cutoff year.

一个比截止年份的后两位数字小或者与其相等的两位数年份与该截止年份处于同一个世纪。

youdao

And a bit, B-I-T, just a shorthand for binary digit, 2 so a digit of zero over a one, bi means two, you only have two digits.

比特，B-I-T，是binary，digit的简写，从0到1的数字，而bi表示，所以你就只有两个数字。

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The lower that two digit number is - like say 05 - the sooner your check gets cut.

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All those applications that were written with two digit year fields, that every developer thought would be long gone before the year 2000.

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Daschle said the country could only afford a tax cut in the two-digit range.

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