Many people wanted to buy it and the man's young assistant moved quickly through the crowd collecting money and handing out bottles of the cold cure.
很多人想买药,那人的年轻助手迅速穿行于人群中,一边收钱,一边递药。
"Financial engineers have made a lot of money for the Banks, but created a lot of problems," says Lepinay, an assistant professor in MIT's Program in Science, Technology, and Society.
作为麻省理工大学的科技和社会课程的助理教授利皮奈说:“金融工程师们为银行赚了许多钱,但是也带来了许多问题。”
After I paid the money, the shop assistant gave me a receipt.
我付过钱之后,店员便给了我一张收据。
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