mastermind
verb [ T ] uk/ˈmɑː.stə.maɪnd/ us/ˈmæs.tɚ.maɪnd/
策划;幕后操纵
to plan a difficult activity, often a crime, in detail and make certain that it happens successfully
He's believed to have masterminded the attacks. 据信是他策划了这些袭击事件。
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