What you normally do is you go to a dealer and a dealer is someone, a professional, who participated in the auction and bought these up to accumulate an inventory to then sell off to you, the customer.

你通常会去找一些中间商,中间商是专业从业者,他们参与拍卖,积蓄库存,再转销给一般顾客

耶鲁公开课 - 金融市场课程节选