The head and body elements are children of the HTML root element; title is a child of head and then the text "trees, trees, everywhere" is a child of title.
head和body元素是html根元素的孩子；title是head的孩子，而文本“trees, trees,everywhere”是title的孩子。
The ECS structure is defined in such a way that the document class, which creates a document container, ACTS like a wrapper for the Html, Head, Title, and Body elements.
ECS结构的定义方式使得创建文档容器的Document类成为了Html、Head、Title和Body元素的包装器。
The ECS structure is defined in such a way that the document class, which creates a document container, ACTS like a wrapper for the Html, Head, Title, and Body elements.
ECS结构的定义方式使得创建文档容器的Document类成为了Html、Head、Title和Body元素的包装器。
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