纵观国内电商平台，目前只有微软、联想、华硕国际大厂依然在坚持推出二合一电脑，而新产品微软Surface Pro 11、联想YOGA Air 14c、华硕ProArt 创X售价更是一款比一款贵，基本只有高端产品还能维持下来。

Lenovo ThinkPad E550 is a laptop with a 15.60-inch display that has a resolution of 1366x768 pixels. It is powered by a Core i7 processor and it comes with 4GB of RAM. The Lenovo ThinkPad E550 packs ...