QR codes
(Britain, informal) Something very easy, where one can slack off without penalty. / (Britain, informal) An act of avoiding lessons or work.
plural of fly-rod
plural of QR code
Cyberterrorism.
博物館は各展示のそばにQRコードを設置し、来場者が自分の携帯電話で音声ガイドを利用できるようにした。
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