Microsoft makes most of its money from selling its Windows operating system and business software. 微软公司的绝大部分利润来自于视窗操作系统和商业软件的销售。
He developed the business model that put the Windows operating system on about ninety percent of the world's one billion PCs. 他发展了一种商业模式使视窗操作系统约占据了全世界十亿台个人电脑的百分之九十。