petty officer
noun[C]
ukus(written abbreviationPO)arankin anavy, below theofficersbut above theordinarysailors:
海军军士Chief Petty Officer（美国海军）三级军士长；（英国海军）上士
Ranks in the Navy
- able seaman
- admiral
- commander
- commodore
- fleet admiral
- midshipman
- PO
- quartermaster
- rear admiral
- seaman
- sub lieutenant