When this happens you must guide the compiler by adding some extra information in the form of characters associated with the literal value.
方法是用与字面值关联的字符形式加入一些额外的信息。
User agents can display this information using some sort of meter control or give the extra data in a tooltip, but most will probably style it like any other inline element.
用户代理可以用某种数值控件显示这一信息，也可以在工具提示中显示额外的数据，但是最常见的情况可能是像其他内联元素一样对它应用样式。
For instance, when indexing web pages, it may be useful to store extra information about a particular word, such as an associated URL or weighting factor based on some analysis of the text.
例如，当索引Web页面时，储存某个关键词的额外信息可能会很有用，例如这个关键词关联的URL或者经过文字分析后得出的权重系数。
For instance, when indexing web pages, it may be useful to store extra information about a particular word, such as an associated URL or weighting factor based on some analysis of the text.
例如，当索引Web页面时，储存某个关键词的额外信息可能会很有用，例如这个关键词关联的URL或者经过文字分析后得出的权重系数。
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