基本解釋[經(jīng)濟(jì)學(xué)]城市貧困群體英漢例句權(quán)威例句In Milwaukee, the model city for vouchers, where a group of mainly poor black mothers convinced the city's Democratic establishment to experiment, supporters of school choice took over the local school board.ECONOMIST: V-day for vouchers?a poor group of city更多例句專業(yè)釋義經(jīng)濟(jì)學(xué)城市貧困群體