two digit

基本解释

If set, three digit exponents are allowed. If not set, only two digit exponents are allowed.
如果設置，那麽三位指數是允許的。如果沒有設置，那麽僅允許兩位指數。
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However, if I ask, what is some even two digit number times some other even two digit number?
可是, 如果我問, 一個兩位數的偶數乘以另一個兩位數的偶數是多少?
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.
我們的例子成功解析了前3個時間，但對於最後一個使用2位數字來表示年的時間字符串，由於我們沒有提供對應的模式，所以它沒有被成功解析。

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的簡寫，從0到1的數字，而bi表示，所以你就衹有兩個數字。
哈彿公開課 - 計算機科學課程節選

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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While France, Germany and the United Kingdom recorded two-digit growth, Italy and Spain failed to match this level.
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