us post office
参考词典中us post office的常规释义：
英英解释
1个名词解释
- an independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States
[同] po, post office, united states post office, us post office
点击查看……- an independent agency of the federal government responsible for mail delivery (and sometimes telecommunications) between individuals and businesses in the United States
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