1963年美国为了便于邮件的分拣和投递而采用的邮政编号制。
System of postal-zone codes (zip stands for "zone improvement plan") introduced in the U. S. in 1963 to improve mail delivery and exploit electronic reading and sorting capabilities.
他漂亮的新宅(他和他妻子刚搬进来)位于美国最为昂贵的邮政编号区域之一。
His beautiful new house (into which he and his wife have just moved) stands in one of the most expensive ZIP codes in America.
实际上它是指，邮政区编号推广到一个邮政区系统的表现形式，于1943年开始在大城市里使用。
It refers to the fact that ZIP codes were an expansion on a system of postal zones that were used in larger cities starting in 1943.
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