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。

Modern life makes us tired, right? But research from societies in Africa and South America suggests people in the ancient world slept only 6.5 hours a night.