caisson quaywall

例句：

1. 1.The construction of the new bridge has made it difficult to access the quaywall.
   新桥的建设使得到达码头变得困难。
2. 2. The caisson was designed to withstand high waves and strong currents.
   沉箱被设计来承受高浪和强流。
3. 3. The quaywall is a crucial part of the port's infrastructure.
   码头是港口基础设施的重要组成部分。