smart posters
聪明的海报
以上为机器翻译结果，长、整句建议使用 人工翻译 。
The halls were strewed with NFC-powered "smart" posters that would unlock all manner of hidden secrets if you tapped them with your smartphone, from restaurant information to directions to the nearest restrooms.
WSJ: Is NFC Finally Becoming Mobile's Next Big Thing?
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