come unstuck
遭遇失败或困境
口语·表示计划失败或遇到困难
英文释义
to encounter difficulties or experience failure
例句
His plan to cheat on the exam came unstuck when the teacher caught him.
典故来源
源自日常物品脱胶或脱落的现象，比喻计划或努力因意外而失败或陷入困境。