undoing/ʌnˈdu:ɪŋ; ʌn`duɪŋ/ n[sing](fml 文) cause of sb's ruin or downfall 造成某人毁灭或垮台的原因 Drink was his undoing. 他酗酒是堕落的根源. lead, contribute to sb's undoing 导致、 促使某人毁灭.
牛津英汉双解词典