标柱

标柱	biāo zhù	distance marker / pole marking distance on racetrack
标	biāo	mark / sign / label / to mark with a symbol, label, lettering etc / to bear (a brand name, registration number etc) / prize / award / bid / target / quota / (old) the topmost branches of a tree / visible symptom / classifier for military units
柱	zhù	pillar / CL:根