Post Office邮局 Purchase Order定购单 Parole Officer假释官 Per Os (Latin: by mouth, orally)每个操作系统(拉丁文:通过口、口头) Piss Offvt. 走开, 使厌烦 Petty Officer (military rank)细小的军官军衔 Pissed Off停止 Pouces (French: Inches)Pouces(法国:英寸) Pacific Ocean太平洋 Process Owner过程业主 Polonium钋（化学元素） Propylene Oxide氧化丙烯 Personnel Officer人事军官 Partial Order偏序 Production Order产品定单