- polish rod
- 光: light; ray
- 杆: shaft; rod; bar
- 光杆儿: 1.(花叶尽落) a bare trunk or stalk2.(失去家属的孤独人) a man who has lost his family3.(失去群众、没有助手的领导) a person without a following 光杆儿司令 a general without an army; a leader without a following
- 光杆头: polished rod head
- 发光杆菌属: photobacterium
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