英语词汇“a necessary evil”的读音、翻译、释义、用法及例句-开邑网

词汇	a necessary evil
释义	a necessary evila necessary evil1.■不可避免的恶事〔弊害〕Is war a necessary evil in this world?战争是这个世界上人们不愿见其发生但又无法避免的灾祸吗?
随便看	spectral color spectral colors spectral colour spectral comparative pattern recognizer spectral comparator spectral component spectral components spectral composition spectral concentration spectral condensation spectral condenser spectral condition spectral content spectral corner spectral correlation spectral coverage spectral decomposition spectral decomposition of stationary process spectral density spectral density function spectral density matrix spectral density meter spectral-density model spectral detectivity spectral diaphram

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