http://cn.engadget.com/2006/10/06/usb-circus-cannon-brings-big-top-fun-to-your-desk/ Engadget 中国版 Comments for USB魔术大炮 http://cn.engadget.com/media/feedlogo.gif http://cn.engadget.com en-us Copyright 2009 Weblogs, Inc. The contents of this feed are available for non-commercial use only. Blogsmith http://www.blogsmith.com/http://cn.engadget.com/2006/10/06/usb-circus-cannon-brings-big-top-fun-to-your-desk/http://cn.engadget.com/2006/10/06/usb-circus-cannon-brings-big-top-fun-to-your-desk/Oct 7th 2006 7:35AMhttp://cn.engadget.com/2006/10/06/usb-circus-cannon-brings-big-top-fun-to-your-desk/http://cn.engadget.com/2006/10/06/usb-circus-cannon-brings-big-top-fun-to-your-desk/Oct 6th 2006 10:41PM