Part of the problem is that almost two decades after Amazon filed the one-click patent, the online retail shopping and buying experience is filled with frictions.
部分问题在于，在亚马逊申请一键式专利后近二十年，人们对在线零售购物和购买体验提出了不少问题。
2
Users who want to add a new app can do so with one-click simplicity.
想要添加程序的用户也只需要简单地用鼠标一点就行。
3
Unlike Amazon, they're rarely given the luxury of their own one-click payment system.