When you view a web page, for example, a copy of the page is loaded into the video memory of your computer (or phone, or iPad) before the device can display it on the screen.

例如当你查看一个网页时，在设备显示内容之前，页面的副本就加载到你的计算机(或手机，或iPad)的内存。

youdao

I have a cell phone can be mounted to the QQ, a computer can not display the password wrong.

我有一个QQ用手机可以登上去，用电脑就不可以了显示密码错误。

youdao

These take the place of the paper sign in and information cards found next to the gadgets on display, offering customers information and product specs on the computer or phone in question. (Hat tip to 9to5, which first reported these were coming).

FORBES: Apple (Finally) Jumps on the Point-of-Sale Bandwagon