片语
Short butterfly call spread卖出碟式买权价差
butterfly call spread蝶式看涨期权套做
Long butterfly put spread买入碟式卖权价差
Long butterfly call spread买入碟式买权价差
butterfly option spread蝶式期权套利
long iron butterfly spread铁蝶式价差多头
Short t butterfly call spread卖出碟式买权价差
Short t butterfly putl spread卖出碟式卖权价差
Short butterfly putl spread卖出碟式卖权价差