| 单词 | QR code |
| 释义 | QR code QR code /kjuː ˈɑ kəʊd $ -ˈɑːr koʊd/ noun [countable] (Quick Response code) a square pattern of small black and white squares, which is put on a product, advertisement etc. It contains information that can be read by a mobile phone or scanner. QR code noun |
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