基本解釋[經(jīng)濟(jì)學(xué)]賣權(quán)看多價(jià)差英漢例句權(quán)威例句While there is the potential for a rebound for RIMM, especially if a buyer is found in short order, a safer play for those looking for RIMM to hold its ground may be a bull put spread.FORBES: A Quick Options Strategy for Beleaguered Research In Motionbull put spread更多例句專業(yè)釋義經(jīng)濟(jì)學(xué)賣權(quán)看多價(jià)差