block lava

例句：

1. 1. The traffic blockcaused delays in the commuters' journey.
   交通阻塞导致通勤者行程延误。
2. 2. Theconstruction workers were blocking the road to makeway for the new bridge.
   建筑工人正在封锁道路，以便为新桥梁让路。
3. 3. The police blocked off the area toprevent further damage.
   警方封锁了区域以防止进一步的损害。