overkill
US
UK overkill n: informal, figurative ([sth] excessive)
SC 过度的行为 guò dù de xíng wéi
SC 过火的行为 guò dù de xíng wéi，guò huǒ de xíng wéi
Those signs and billboards are overkill; there is one every two hundred feet on the highway!
overkill n: (large nuclear capability)
SC 大规模核武器杀伤力 dà guī mó hé wǔ qì shā shāng lì
The cold war led to an enormous degree of nuclear overkill.