le·ger·de·main /ˌledʒədəˈmeɪn $ -dʒər-/ noun [uncountableU] formal GOOD ATwhen you deceive people cleverly 花招,戏法 economic legerdemain 经济上的花招
legerdemain• This kind of legal legerdemain is one of the most damaging legacies of the takeover binge of the 1980s.