专业拍卖机构拍卖师报出的第一口价。
The first bid from the auctioneer of professional auction agency.
而在网络交易中，网络拍卖与一口价是两种最基本而又最重要的方式。
In the Internet transaction, online auction and buy it now are two basic and important methods.
在搜索结果中一口价和拍卖格式的排序有什么区别？
What's the difference between the way Buy It Now and auction items are sorted in search results?
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