When Samsung came out with one of the first UMPCs (later to be known as Net Books) back in 2006, it tried a dual boot environment.

当三星2006年推出它的第一部UMPC（就是后来的上网本）时，它尝试了双重启动环境。

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The obvious difference between this and those much maligned first gen UMPCs is the sliding keyboard.

ENGADGET: Sony Vaio UX previewed

Some of the more recent ones include the aborted Palm Foleo, the Sony Mylo, Nokia Internet Tablets, UMPCs, and MIDs.

ENGADGET: blogger-avatar

Among the more notable boastings by the company is a promised 20x reduction in UMPCs' power consumption by 2009-2010.

ENGADGET: Intel touts 20x less power-hungry UMPCs, lays out processor roadmap