更新时间:2026-07-07 23:45:29
flagpoles
flagpoles是什么意思?
条状信号
- 单词
- flagpoles
条状信号
名词 flagpole:- surveying instrument consisting of a straight rod painted in bands of alternate red and white each one foot wide; used for sightings by surveyors
- a tall staff or pole on which a flag is raised
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