比如，万事达和威士公司通过其网络发行的每一种卡都收取一定比率的费用，这个比率称为交易费率，有上百种；里程卡往往收取更高的费用。

MasterCard and Visa charge hundreds of different rates - called interchange fees - for every type of card that runs through their networks; mileage CARDS tend to charge higher fees, for example.

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与航空里程数或礼物积分联结在一起的信用卡是这个领域里最早使用的手段，但是现在是时候抛弃它们了。

Credit card rewards tied to airline miles or gift points were the earliest players in the sector, but it's time to dump them.

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卡梅伦再树立了新的里程碑，不仅可以在电影屏幕做到什么，还有为什么可以这样做。

Cameron, yet again, has set a new high-bar, for not only what can be done on the movie screen but also why it should be done.

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