真正的优势在于设计，与以前和以后设计的其他任何文本编码相比，UTF-8 是一种更健壮、更容易解释的格式。

The real kicker is that by design, UTF-8 is a much more robust and easily interpretable format than any other text encoding designed before or since.

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需要动态地获取文本的长度，然后设置DIV的大小。

You need to get the length of the text dynamically and then set the size of DIV.

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