overhead counterweight bascule bridge

例句：

1. 1. The overheadcounterweight bascule bridge is amarvel of modern engineering.
   这座天桥式起重机是现代工程的奇迹。
2. 2. The overheadcounterweight bascule bridge was designedto accommodate the growing number of pedestrians.
   这座天桥式起重机是为了容纳日益增长的行人数量而设计的。
3. 3. The overheadcounterweight bascule bridge provides asafe and convenient crossing for commuters.
   这座天桥式起重机为通勤者提供了一个安全便捷的过河通道。