pioneer road的用法和样例：
例句
- As he drove through another back road, fighting the strong rain gusts, Marla relaxed as much as she possibly could.
当他们来到一条乡间便道时，他艰难地驾驶着在暴风雨中颠簸的小车，而玛丽则得到了充分的放松。 - Along a service road abutting the motorway on high ground, you see four abandoned houses.
沿着高处与高速公路平行的一条便道行驶，你会看到四幢废弃的房屋。
