在构建导航结构时，永远把用户体验放在优于SEO的位置上，但是只要有机会，就在导航里放进关键字。

Always priviledge user experience over SEO when building your navigation, but do place keywords in the navigation whenever you have an opportunity.

youdao

This is a search box that every Chinese is familiar with, but when you look at people's needs, people are typing all kinds of queries in this box. For example... "A great MP3", "Where can I find a girlfriend in Beijing?"

这是一个中国人都很熟悉的搜索框，但是当关注到人们的需求时就会发现，人们在框中输入,各种关键字。,比如，“听起来让人觉得开心的MP3“,“北京哪里能找到女朋友结婚？“

斯坦福公开课 - 百度CEO李彦宏演讲：全球最大搜索引擎的发展课程节选