pavement of clinker

例句：

1. 1.The city streets are bustling with activity.
   这座城市的街道上繁忙异常。
2. 2. The pavement is cracked and uneven.
   人行道裂开了，凹凸不平。
3. 3. The pavement was covered in snow during the winter.
   冬天时，人行道被雪覆盖。