这是胸部物理的优化测试 This is an optimization test for chest physics 《5:20AM》这首歌最近在中文社区比较火，随便拿来玩玩，AI模型的声源是芙宁娜的中文配音 "5:20AM" becomes popular in the Chinese community recently. I just use it for fun. The sound source of the AI model is Furina's Chinese character voice.