From B&H, the low priced one is for upgrade, the full version is

 

"下载了CS 5 Extended 的FREE TRIAL VERSION"，that is a difference story.

所有跟帖： 

• 看样子还是到ADOBE网上买比较可靠，多谢！！！ -糊涂蛋- ♀ (0 bytes) () 03/16/2012 postreply 09:57:08

• 如果不着急马上买的话，有时在ADOBE网站上可以碰到促销 -蒙老乡- ♂ (0 bytes) () 03/16/2012 postreply 10:58:10

• 那俺慢慢等`` 谢谢！ -糊涂蛋- ♀ (0 bytes) () 03/16/2012 postreply 11:21:59