gōngchéng rényuán / yánzhe / dàolù / huàchū / xiànjièxiàn / yǐ / míngquè / chēliàng / hé / xíngrén / de / tōngxíng / fànwéi工程人员沿着道路画出限界线,以明确车辆和行人的通行范围。The engineers marked a boundary line along the road to define the areas for vehicles and pedestrians to pass.