The content should be well written and semantically correct.
网页内容要精心制作，文本语意通顺正确。
Maybe there's a better and more semantically correct way to do your markup.
也许还有一个更好，并更多语义更正您的标记的方法。
This underlines that you should use DOUBLE indexes if you want semantically correct numeric comparisons.
这里强调了如果想从语义上进行正确的数值比较，则应使用DOUBLE索引。
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