近十年前，有人曾预测，热门情景喜剧《老友记》的观众们只需轻轻按一下遥控器，便很快就能买到詹妮弗·安妮斯顿那样的毛衣。
Nearly a decade ago it was predicted that viewers of "Friends", a popular sitcom, would soon be able to purchase a sweater like Jennifer Aniston's with a few taps on their remote control.
这种方法像脑电图描记器一样被人所熟知，无痛且只需在头部附上电极条。
The technique, known as EEG, is painless and involves attaching electrodes to the head.
不用记网址，不用记录信息，只需对准二维码拍照即可，现实世界也有链接啦。
No links to remember, no notes, just point your phone at the QR code and the real world becomes clickable.
不用记网址，不用记录信息，只需对准二维码拍照即可，现实世界也有链接啦。
No links to remember, no notes, just point your phone at the QR code and the real world becomes clickable.
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