Click this button to close a long position or establish a short position if you have no long position (if you have no long position "Sell" button should be named "short").
如果您已经有了一个空头头寸，点击买入按钮则意味着平仓。
Click this button to close a long position or establish a short position if you have no long position (if you have no long position "Sell" button should be named "short").
如果您已经有了一个空头头寸，点击买入按钮则意味着平仓。
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