三头马车; 三人执政; (行政当局)三巨头, 三人统治小组
troika n 1: a Russian carriage pulled by three horses abreast 2: the cardinal number that is the sum of one and one and one [syn: {three}, {3}, {III}, {trio}, {threesome}, {tierce}, {leash}, {triad}, {trine}, {trinity}, {ternary}, {ternion}, {triplet}, {tercet}, {terzetto}, {trey}, {deuce-ace}] 3: a modern Russian triumvirate