As an example, Listing 1 is part of the WSDL for a publicly available Web service that returns the current weather for a US postal zip code (see Resources for a link to the full WSDL).

举个例子，清单1为用于公众Web服务的WSDL的一部分，当输入一个美国邮政编码后，它会返回当前的天气信息(请参阅参考资料里面有一个完整WSDL的链接)。

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"Due to this arctic outbreak and concerns for the safety of USPS employees," USPS announced Wednesday morning," the Postal Service is suspending delivery Jan.30 in some 3-digit ZIP Code locations."

美国邮政署周三上午宣布：“由于北极地区遭遇严寒侵袭，出于对美国邮政员工安全的担忧，邮政部门将在1月30日暂停3位数邮政编码地区的邮递服务。”

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For example, the key could be a unique user ID, a stock symbol or, in our case, a zip (postal) code.

例如，主键可以是一个唯一的用户ID、一个股票符号，在我们的实例中，主键是一个邮政编码。

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One big area for expansion: presorting, or arranging mail by ZIP code, to get a break on postal rates.

FORBES: Delivery Problems