A preview version of Moonlight 3.0 was released in February 2010.

Moonlight 3.0预览版在2010年2月发布。

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CouchDB SDK for Android is a developer preview version (v. 0.5) and yet not optimized for the mobile platform but it is fully compatible with CouchDB 1.0 and the API is promised to be stable.

CouchDB SDK for Android目前仍是开发者预览版本(v . 0.5)，还未针对移动平台进行优化，但它完全兼容CouchDB 1.0且保证API是稳定的。

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The Registry Preview Version 1.0.5 USES a database to store the UDDI data.

Registry预览版1.0.5使用一个数据库来存储uddi数据。

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Microsoft recently launched the Consumer Preview version of Windows 8 and will presumably launch the final version by mid 2012.

FORBES: Nokia Not Dead, Working on a Windows 8 Tablet with Microsoft

The release was highly anticipated after a preview version won Best of Show, and three other critics' awards at the E3 gaming conference last year.

BBC: Bioshock Infinite delayed until 2013 by Irrational Games

For each of the past two years, Apple has offered a preview of the next version of iOS in April.

FORBES: No New iPhone? Apple Says June Conference All About Software