non-event
noun/ˌnɒn ɪˈvent/
/ˌnɑːn ɪˈvent/
(informal)- an event that was expected to be interesting, exciting and popular but is in fact very disappointing
令人失望的事；扫兴的事 - The party turned out to be a non-event—hardly anyone came!
聚会结果平淡无奇——几乎没有人来！
- The party turned out to be a non-event—hardly anyone came!