search engine cacheWith two
search engine cache
snapshot of Web sites is not the same, why? Because the update frequency and weight of each site is different. Even with different keywords to search the same website, this website will also show a different love Shanghai. Why? Because the search engine cache. You search for "the return of the word Xiamen Shanghai dragon" search results, is likely to be directly in the call cache search engine results directly. Because the cache directly matched to your search, search engine without the need to re sort.