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Swipe is the operative word: cards are increasingly vulnerable to attacks when you make purchases in a store.

“刷卡”是最关键的一个词：当你在商店购物时，信用卡越来越容易受到攻击。

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Scour the Internet when you have to make purchases.

当你想买东西的时候到网上搜索一下。

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Now customers can also use their M-Pesa accounts to pay bills, make purchases or pay for services like taxis.

VOA: special.2009.11.02

Millions of Americans now use a debit card or credit card, instead of paper money or checks, to make most of their purchases.

VOA: special.2009.05.21

Like Health Savings Accounts (HSAs), ESAs rely on debit cards to make purchases.

FORBES: Can Education Savings Accounts Level The Playing Field For All American Students?

And Chinese steel mills have been forced to make purchases on the spot market.

ECONOMIST: Rio Tinto and China

Cardholders will be able to make purchases denominated in euros without having their cards re-issued.

CNN: Will smart cards replace ATMs?