注意，如此时未指定文档长度，则打印预览时不会产生纵向滚动条。
Note that if the document length is not specified by this time, a scroll bar is not displayed during print preview.
作为可选项，搜索能将符合条件的文档按照搜索词语的出现频率并且对比文档长度来排列。
As an option, the search can rank matched documents based on the prevalence of the search words as compared to document length.
没有模式就意味着文档可以拥有任何其需要的任何长度的数据。
Being without a schema means that a document can hold any data it requires, of any length.
应用推荐