也就是说，用同一种语言编写的序列a和B都有10行代码，但是它们的复杂程度和困难程度可能根本无法相提并论。
That is, a sequence a with 10 lines of code might have a very different degree of complexity and difficulty compared to sequence B of 10 lines of code written in the same language.
然而，并非所有的人都可以用同一种身体语言进行交流，有着不同文化背景的人们对彼此的手势很有可能产生误会。
However, not everybody can use the same body language to communicate with others. People from different cultures may misunderstand the gestures they use.
是上说的是同一种语言，用的是同一种文字。
Once upon a time all the world spoke a single language and used the same words.
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