一个好的文档应该有主标题和副标题,因为它们可以更容易帮助确定一篇文章的主题。
A good document has headings and subheadings, because headings make it easier to determine the topic of a page.
一个好的文档应该有主标题和副标题,因为它们可以更容易帮助确定一篇文章的主题。
A good document has headings and subheadings, because headings make it easier to determine the topic of a page.
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