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已實現盈虧是指已完成交易產生的損益，而未實現盈虧是指交易中未結算的交易損益。 ???? The written content is rich and assorted. you may get many practical expertise soon after reading the articles or blog posts. It’s an extremely Expert transaction. 不同交易平台的稳定性和安全性各不相同。一�