短语词组短语Short synthetic put 看跌期权Short Ratio Put Spread 下面Write or Short one put 卖出卖权Short Put Option 期权;卖出看跌期权naked short Put 裸卖出看跌期权Sell or Short put 卖出卖权short put option spread 空头卖方期权差额交易haha short put 认沽期权空仓 返回 short put