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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Part of my job is to preview the menu for a dinnerparty tonight.

我工作的一部分是预览今晚要举行的一次晚餐聚会的菜单。

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For a new application, the preview shows zero documents in the database.

对于新应用程序，预览显示数据库中有零个文档。

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Ubuntu Web Apps will be available as a preview for Ubuntu 12.04 LTS soon and will be available by default in Ubuntu 12.10.

ENGADGET: Canonical integrating Ubuntu WebApps in Quantal Quetzal (video)

First, it served as a preview for The Armory Show, an annual international contemporary and modern art fair that opened Thursday and runs till Sunday, in which Vacheron Constantin is a sponsor.

FORBES: Vacheron Constantin Unveils Timepieces for U.S. Watch and Art Lovers

That enough of a preview for you?

ENGADGET