付款必须用开给联合国邮政管理处的银行汇票，并以美元支付。

Payments must be made in U.S. dollars by a bank draft drawn to the order of the United Nations Postal Administration.

《柯林斯英汉双解大词典》

但是问一问是公平的：问什么我们不成比例缩减对“泡沫事物”的痴迷，向四处的学生挑战——不管他们的邮政编码——以激发他们的革新力和创造力？

But it is fair to ask: Why don't we scale back the obsession with "bubbling things in" and challenge students everywhere - no matter their ZIP code - to show their innovation and creativity?

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事后证明，庞茨事实上并未四处购买邮政息券，而这完全是一个巨大的骗局。

It turned out that Ponzi had never actually got around to buying many postal coupons and that it was all a colossal hoax.

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