private treaty

详细解释:财产转让契约
【经】 (买卖双方直接议定条件的)财产出让契约

英语解释：

名词 private treaty:

a sale of property at a price agreed on by the seller and buyer without an intervening agency

例句：

The house was sold by private treaty.这所房子以私人协议的方式售出。