1.be paved with 以...铺筑

例句:The ancient Romans constructed the first lengthy network of roads paved with stone.
古罗马人用石头修建了第一个漫长的道路系统。

2.a shortage of 缺少

例句:Many stations needed repairs or rebuilding and there was a shortage of rolling stock.
许多车站需要维修或重建，而且铁路车辆也出现短缺。

3.economic growth 经济增长

例句:High interest rates have stunted economic growth.
高利率已经阻碍了经济的增长。

4.go by 经过；顺便拜访

例句:My grandmother was becoming more and more sad and frail as the years went by.
随着时间的流逝，我的祖母变得日益伤感和虚弱。