stage whisper
大声说出是为了听众都听得到，实际上只想让部分人听到
口语·表达故意让人听到的耳语
英文释义
a loud whisper intended to be overheard by others, especially when delivering an aside or sarcastic comment
例句
She said in a stage whisper, 'I can't believe he wore that to the party,' hoping everyone nearby would hear.
典故来源
源自戏剧表演中演员故意大声耳语，让观众听到台词，同时假装只对台上角色说话。