to the disadvantage of sb./sth.中等

That would be the people who buy advertising from them — and Facebook and Google, the two virtual giants, dominate digital advertising to the disadvantage of all other media and entertainment companies.

客户是那些从它们那里购买广告的人——而脸书和谷歌这两大虚拟巨头主导着数字广告，损害了所有其他媒体和娱乐公司的利益。