丈母娘你发货太慢了差评
[zhàng mŭ niáng nĭ fā huò tài màn le chā píng]
The direct interpretation is 'mother-in-law, your delivery is too slow, give bad review.' Using e-commerce jargon to express complaints humorously towards one's mother-in-law for perceived tardiness. This nickname carries a mix of lighthearted frustration and cultural context involving families, especially between relatives before getting married.