Of course, most of the time you will be importing namespaces that the XML parser knows nothing about, so the schemaLocation attribute becomes necessary, and it's easy to forget that it's only a hint.

当然，大多数时候xml解析器并不了解您将要导入的命名空间，所以有必要指定schemalocation属性，并且很容易忘记该属性其实仅仅是一个提示。

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"Please don't," cried the little Mouse: "forgive me this time, I shall never forget it: who knows but what I may be able to do you a turn some of these days?"

“求你别吃我，”小老鼠尖叫道：“原谅我这一次，我绝不会忘记：谁知道呢？也许哪天我会报答你呢？”

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