His lack of experience may prove to be his undoing.
他缺乏經驗可能會最終導致他的失敗。
Issues of national defense have been the undoing of Democratic candidates.
國防問題導致了民主黨候選人的失利。
See also: undo
👨🏻🏫 Mr. Ng 柯林斯詞典 📚 – collins.mister5️⃣.net切换为简体中文