套利者可以在今天购买高利率的货币，并以相同的价格在未来锁定售出价格，然后在远期合同到期前从持有的货币中赚得额外的利息。

Arbitrageurs could buy the high-interest currency today, lock in a future sale at the same price and pocket the extra interest from holding the currency until the forward contract is settled.

youdao

我要给你一些额外的津贴本周。你们赚得的。

I'm going to give you some extra allowance this week. You've both earned it.

youdao