The cost of servicing free users must be lower than the dollar value they provide.
这些服务成本必须要低于它们所能带来的美元价值才行。
If you can put a dollar value on the result, your story will only be that much more dramatic.
如果你能在故事的结尾加上一个数字或是货币价值，那么你的故事就会更加生动可信。
A stock option moves from an abstract notion to something with an actual dollar value.
股票期权从抽象的概念变成了真金白银。
A stock option moves from an abstract notion to something with an actual dollar value.
股票期权从抽象的概念变成了真金白银。
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