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 。

Access to other operating systems.

访问其他操作系统。

Major operating systems and platforms.

主要的操作系统和平台。

It runs on all major operating systems.

它可以在所有主流操作系统上运行。

Operating systems need periodic updates.

操作系统需要定期更新。