Ultimately, the most rigorous traceability solutions, including QR codes and microchips, won't be useful if people don't actually check them as a condition of making their purchases. Imitators can simply counterfeit QR code labels, for example.
圖像加註文字，格蕾絲·貝爾和史蒂文·鮑威爾帶著他們的兒子雨果Article InformationAuthor, 菲莉帕·羅克斯比（Philippa Roxby）
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Овечкин продлил безголевую серию в составе Вашингтона09:40
市民小心翼翼地走在冰面上，冰面上坑坑洼洼净是冰碴儿。
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