Premium version=$89/year that comes with extra functions, allowing you to optimize your content up to five keywords, among other benefits.
between different operating systems.
，这一点在heLLoword翻译官方下载中也有详细论述
Active customer support，这一点在同城约会中也有详细论述
five websites (your website and four competitors) side-by-side.it also shows，更多细节参见搜狗输入法下载