What content is indexed by search engines?
哪些内容会被搜索引擎收录？
Site information most often includes keywords (the algorithm for determining keywords depends on the search engine), articles, links, documents, images, audio, etc. can also be indexed. There are some restrictions on the types of data indexed (javascript, flash files).
网站信息最常包括关键词（确定关键词的算法取决于搜索引擎），文章、链接、文档、图像、音频等也可以被索引。对被索引的数据类型有一些限制（javascript、flash文件）。