Sony is also introducing two new electronic reading devices: the Reader Pocket Edition and Reader Touch Edition.

索尼同时也介绍了两款新的电子阅读器：口袋版和触摸版。

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Even Nokia now has touch as one of its cornerstone interface technologies for 2009, with the 5800 XpressMusic and N97 both sporting the fully touch-enabled S60 5th Edition.

甚至连诺基亚都把触控当成它在2009年的一个界面技术里程碑，5800和N97搭载了全触控界面的S60第5版。

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Remember that iriver Story Touch Edition e-reader we spied last month?

ENGADGET: iriver Story Touch Edition preview

The new Touch Edition shows that Sony has solved its earlier problem of adding another layer to the screen that makes the display less readable.

FORBES: Sony's Latest Reader Release Cedes Price War To Amazon

On Wednesday, Sony announced a new version of its Reader line-up of E-ink devices including its standard six-inch Touch Edition, the diminutive five-inch Pocket Edition, and larger seven-inch Daily Edition, each thinner, lighter, and featuring a more attractive display than the last version of those gadgets.

FORBES: Sony's Latest Reader Release Cedes Price War To Amazon