二维码二維碼 èr wéi mǎ — two-dimensional barcode
èr (fourth tone, falling) wéi (second tone, rising) mǎ (third tone, dipping)er4 wei2 ma3
Traditional: 二維碼
two-dimensional barcode
Level 5· 2021 three-band, nine-level proficiency standard
Meanings
two-dimensional barcode
two-dimensional barcode; QR code