鱼有七秒的记忆你就拼命伤
[yú yŏu qī miăo de jì yì nĭ jiù pīn mìng shāng]
This net name refers to the popular belief that fish have only seven seconds of memory. The user may be saying that because their loved ones' memory of harm fades quickly, they can hurt them without fear of long-term consequences, or it could reflect feelings of being hurt repeatedly by someone with 'a short memory'. It indicates a painful, recurring situation.