| 释义 |
P.O.abbr.（缩写 abbreviation）- 人事参谋(= personnel officer)
- 海军士官(= petty officer)
- 空军少尉(= pilot officer)
- 邮政汇票(= postal order)
- (= post office)
- (= post-office box)
- 定货单(= purchase order)
同义: - personnel officer人事参谋
- petty officer海军士官
- pilot officer空军少尉
- postal order邮政汇票
- post office
- post-office box
- purchase order定货单
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