请教OPTIONS 术语,请核对纠正

任务                    称呼

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卖空(SHORT)=》 卖开 (SALE TO OPEN)

清空(COVER)=》 买关 (BUY TO CLOSE)

买多(BUY LONG)=》买开 (BUY TO OPEN)

卖多(SALE LONG)=》卖关 (SALE TO CLOSE)

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