Boost your search efficiency, quickly toggle between search engines like Google, Bing, and Yahoo, while supporting simultaneous keyword highlighting across results.
应该是我设置的问题..之前新打开的搜索页面是https://www.baidu.com/s?wd=&s,不是https://www.baidu.com/s?wd=%E5%B7%B4%E6%8B%89%E5%B7%B4%E6%8B%89%20site%3A
清空缓存重装了之后解决 ..
所有链接都变成&s了...选中的文字 不能变成链接了