Hedge 保護一下。我給自己設的標準是,如果gain在25%以上,接下來的方向看不準,我可以先出來,落袋為安,以後找機會再進
Hedge 保護一下。我給自己設的標準是,如果gain在25%以上,接下來的方向看不準,我可以先出來,落袋為安,以後找機會再進
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