youdao

That's the three-digit code on the back of every credit card that most, but not all, e-retailers ask for when making a purchase.

这是一种三位数字的代码，印在信用卡的背面，多数，但不是所有的电子零售商在进行买卖交易是都要求提供这一代码。

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Civilians taking public transport to Jaffna no longer need defence-ministry authorisation; just three copies of their national identity card will do.

市民们乘坐公共交通前往贾夫纳布再需要防务部的授权，只需要三份身份证复印件就行了。

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There were changes in three of the five credit card categories in the second half of July, but these changes seem relatively trivial against a backdrop of a budget discussion that could be a real game-changer for credit card rates.

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In other places a man who plays three guitars at the same time might be dubbed a trickster, the musical equivalent of a Three Card Monte dealer.

FORBES: Travel

By the standards of 2013, that positively marks it as a small time operation, the corporate equivalent of a three-card monte scheme.

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