虽然这是有用的(并且也是重要的)信息，但是您可能想知道，为什么我要花时间提到这一点，本文的重点不是结合使用pdo和db2吗？
While this is useful (and important!) information, you might be wondering why I took the time to mention it, when the focus is on using PDO with DB2.
该信息与到外婆家的详细方向(包含出发地址和到达地址的)相比，您将了解到为什么正确编码地址如此重要。
Contrast that with detailed directions to Grandma's that include a starting address and an ending address, and you get the picture of why properly encoded data is important.
这是你的页面向搜索引擎爬虫提供的最为重要的信息之一，所以为什么不提供一些本地化的信息呢？
It's one of the most important signals your page offers to a crawler, so why not include a local signal?
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