我惊了，蒙牛21天保质期的塑料袋巴氏奶

[img]https://img.nga.178.com/attachments/mon_202008/09/-7Q5-kws0K27T3cSsg-lc.jpg.medium.jpg[/img][img]https://img.nga.178.com/attachments/mon_202008/09/-7Q5-1gmpK28T3cSlc-sg.jpg.medium.jpg[/img]
为什么有21天保质期，而且是塑料袋装的[s:a2:jojo立5]超市看到拿了几袋回家。