OS
🇬🇧/ˌəʊ ˈes/ 🇺🇸/ˌoʊ ˈes/ 6An operating system (OS) is the program that, after being initially loaded into the computer by a boot program, manages all the other application programs in a computer.
noun [专属名词]骨（主要用于骨的拉丁名）；口（尤指子宫颈的两头之一）；嘴，像嘴的部分；蛇形丘
You're witnessing the birth of a third major computer platform: Windows, Mac OS X, and iPhone.
你正在见证第三大计算机平台的诞生：Windows 、Mac OS X 和 iPhone 。
noun [专属名词]（Os）（挪）奥斯（人名）
Apple said in a press release that it plans to preview new features and APIs for its next-generation operating systems iPhone 3.0 and Mac OS X Snow Leopard.
苹果公司在一份新闻稿中表示，它计划为下一代操作系统 iPhone 3.0 和 Mac OS X Snow Leopard 预览新功能和 APIs 。
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