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
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