中国

发表时间：2025-01-18 09:04:56

14年前曾经出现同样的矛盾并引发冲突。看来，知识和牛奶一样，都是可以掺三聚氰胺的，现在知识付费这么火热，是不是也要有类似“315”那样的机制，也要有消费者协会这样的机构，来打打假呢?　　

• Image 1
  This is the caption for first image.
• Image 2
  This is the caption for second image.
• Image 3
  This is the caption for third image.
• Image 4
  This is the caption for fourth image.
• Image 5
  This is the caption for fifth image.
• Image 6
  This is the caption for sixth image.