Recently to do a SEO training seminars, it had about SEM, SEO SEM are the scope of their own, according to previous understanding, I think that contain a wide range of SEM, as mentioned the word marketing, then one of PPC is only included as part of a large number of marketing tools which are included in the SEM which, like blog, forums, video marketing, etc. , I personally think should belong SEM areas, but some explanation is the Internet equivalent to SEM the PPC, that these two are one thing, because to do lectures, for this must be a conceptual problem of serious and responsible, I just want to verify what, the standard interpretation of the SEM.
基于1个网页-相关网页
"Please save us," a passenger wrote on a Twitter-like blog.
“请救救我们”一名乘客通过类似推特的博客写道。
Content pages, like blog articles, are sometimes split into several pages.
内容网页上，比如博客的一篇文章，有时也会分成若干页。
All sorts of services can provide GData feeds, from public services like blog feeds or news syndication feeds to personalized data like email or calendar events or task-list items.
各种类型的服务都能提供GData feeds，从公众服务比如blog，新闻联合feed到个人化的数据比如电子邮件或者日历时间或者任务列表项等。
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