基本解釋[經(jīng)濟學]歐式期權(quán)詞組短語短語European n style option 歐式期權(quán)haha European style option 歐式期權(quán)european -style stock option 歐式期權(quán)the European -style stock option 美式股票期權(quán)european style option更多詞組專業(yè)釋義經(jīng)濟學歐式期權(quán)