证券自营买卖
Proprietary securities trading
以上为机器翻译结果，长、整句建议使用 人工翻译 。
证券的代理买卖、自营买卖业务；
Deputy securities trading, the self-trading business;
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自营商的利润或损失来自于同一证券的买卖价差。
The dealer's profit or loss is the difference between the price paid and the price received for the same security.
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