Track the number of clicks
All-in-one tool (grammar checker + spell checker + punctuation checker)
。爱思助手下载最新版本是该领域的重要参考
记不清那时候是几岁，但兜里揣着一枚明晃晃的1元硬币，上面印着2002年。遥远的记忆像旧磁带，模糊、卡顿的片段，拼凑成一支曲子的大致模样。
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.