二维码

two-dimensional barcode / QR code

two / 2 / (Beijing dialect) stupid

two-dimensional

abbr. for Uighur 維吾爾|维吾尔[Wei2 wu2 er3] / surname Wei

to preserve / to maintain / to hold together / dimension / vitamin (abbr. for 維生素|维生素[wei2 sheng1 su4])

weight / number / code / to pile / to stack / classifier for length or distance (yard), happenings etc