“路边石”的英语？

那个男孩坐在马路边石上看过往的车辆.The boy sat on the curb and watched the cars go by.司机倒车时撞到了路边石.The driver bumped the kerb while reversing.( 把你的汽车 ) 停放在离路边石九英寸的地方.Park ( your car ) about nine inches clear of the kerb....