"If you say,just because I'm using abbreviated forms, as I do,and change my punctuation, as I do,when I'm sending email, that it's affecting the rest of my written language, that,I'm afraid,simply doesn't happen,".

VOA: standard.2010.01.16

And I responded to at least one email about this issue, someone quite correctly said tuple are immutable, how can I change one?

我在不止一封邮件里回复了这个问题,一些人很明智，知道元组不可变,但是疑问怎么能去改变他们，我的答案是？

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