Now the windfall tax threshold is 40 US dollars each barrel.

现时暴利税起征点为每桶40美元。

So why do I now find the idea of a windfall tax on banks so appealing?

那麽为什麽我现在发现，向银行徵收意外收入税这个主意很有吸引力呢？

You may have heard of windfall tax. But how about taxing the wind that rises?

也许你听说过“暴利税”，但是听说过“亏本税”吗？

Mr Humalawants a windfall tax on mining, but says he will talk to the companies first.

胡马拉希望对矿业进行高额征税，不过他说他将会首先为企业考虑。

Some of the money to pay for these schemes will come from a windfall tax on mining profits.

确保这些计划实施的一部分资金将来自于矿产行业的暴利税。