卖出买权 Sell call ; short call ; Write or Short one call ; Long a Call

买入卖权 Buy put ; long put

卖出和买入期权 put and call ; PAC

期权买卖 option dealing

卖出碟式买权价差 Short butterfly call spread

同价买卖选择权 Straddle

在联交所买卖的期权 SEHK traded option

黄金期权买卖 dealing in gold options

交易所买卖之期权 exchange traded option ; haha exchange traded option

场内买卖期权 exchange traded option