Windows operating system的用法和樣例：
例句
- Microsoft makes most of its money from selling its Windows operating system and business software.
微軟公司的絕大部分利潤來(lái)自于視窗操作系統和商業(yè)軟件的銷(xiāo)售。 - He developed the business model that put the Windows operating system on about ninety percent of the world's one billion PCs.
他發(fā)展了一種商業(yè)模式使視窗操作系統約占據了全世界十億臺個(gè)人電腦的百分之九十。
