noun, noun or participle which takes 'suru', intransitive verb
running alongside; pacesetting; accompanying
Used for a person or vehicle that runs beside another to set the pace, provide support, or accompany. Common in marathon and cycling contexts, and metaphorically for supportive accompaniment.
マラソンでは、ペースメーカーが選手に伴走する。
In a marathon, a pacemaker runs alongside the runner.
彼は視覚
He works as a guide runner for visually impaired people.