discount from the price

基本解释

To discount 15% from the price of a clothes.
按照衣服的价格打八五折。
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Some books also can be purchased at a large discount from the cover price.
其中，有些书也能在线购买，不过折扣价远远低于封面上标注的价格。
But even if that turns out to be too optimistic, both theory and evidence make it reasonable to expect a significant discount from the sticker price.
但是，虽然事情看起来很乐观，现有的理论和证据还是预示着税收收入将有较大幅度的下降。

Effectively, you get interest from this because it's sold at a discount, so the price that you pay is equal to one hundred minus the discount.
实际上,你仍然从中获得利息,因为债券是打折出售的,所以买入价,等于一百减去折扣
耶鲁公开课 - 金融市场课程节选
Well, there's a formula that's been used by bond traders for hundreds of years and it's a traditional expression, which goes from the discount rate to the price.
这里有个债券交易商,用了上百年的公式,这是个传统表达式,它能用折扣率算得价格
耶鲁公开课 - 金融市场课程节选
So, how do we get the price from the discount rate?
那我们怎样才能从贴现率得到价格呢
耶鲁公开课 - 金融市场课程节选

This represents a 70% discount from the previous price.
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