Unlike the erstwhile plank-paved path used exclusively by the imperial family for their vehicles to move on smoothly, the lane is a place for the common people to roam about leisurely. 【译文】从前木板铺设的小路仅供皇室贵族的马车畅行,而今不同了,平民百姓也可以在这条路上自由漫步了。译文中所增的两个时间副词是必须的。( )