If your car is having troubles, you may want to start investigating good deals on cars, for example, or if you're looking to buy a home, consider moving forward with that process.
举例来说，如果你的车有些故障，也许你会要开始研究汽车的行情，或者如果你正在观望着要买一间房子，就该考虑开始准备这个事情。
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.
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。
It learns over time that if you retread a flat tire over and over again, and it keeps going flat on you, perhaps it is time to buy a new tire - if you hope to actually move forward.
随着时间的推移，它学习到如果你一次又一次地翻新一个漏气的轮胎，它会继续泄气，如果你希望真的可以向前走的话，可能是时候买一个新轮胎了。
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