Problem solving. The combination of problem definition, alternatives identification and analysis, and decision-making.
解决问题。将明确问题、识别解决办法与分析和做出决定结合起来。
Alternatives like cash, credit CARDS and keychain payment CARDS with radio-frequency identification chips can be stolen and used by others.
而其它例如，现金、信用卡以及采用无线电频率识别的钥匙链付费卡的方法都可能被盗或被他人使用。
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