In the example in Listing 15, the element type is validated normally against the schema, but the contents of that element, the table row, and the table head HTML elements are skipped.

在清单15的示例中，元素类型通常针对这个模式进行验证，但该元素的内容、表行以及表头HTML元素则被跳过。

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When you're done, the head elements of your HTML files should look like Listing 2.

完成之后，HTML 文件的头部元素应该与清单 2 类似。

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An unclosed HTML document that includes an HTML head tag and the first part of the body tag.

一个未闭合的HTML文档，包含了HTML head标签和body标签的第一部分内容。

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