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

ENGADGET: iriver Story Touch Edition preview

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