The technology of text analytics has been around for a while—it powers, among other things, the spam filter you rely on to keep your inbox manageable—but as the tools have grown in sophistication, so have their uses.
text analytics数据分析
analytics n.分析学
analytic a.分析的，善于分析的
analyse v.分析
for a while暂时
sophistication诡辩，强词夺理
sophisticated a.(人)有教养的，(科技)尖端的，(人)老练的，(事情)复杂的
spam垃圾信息
inbox收信信箱
Many brands, for instance, rely on text-analytics firms to monitor their reputation on social media, in online reviews, and elsewhere on the web.
in online reviews在线审查
review n.评论，检查，重新考虑v.回顾，写评论，复习
网友评论