bulwark

n. 保障、壁壘、防波堤

學術名詞

• 舷牆：造船工程、機械工程、海事

英文釋義

1. an embankment built around a space for defensive purposes
2. a fencelike structure around a deck
3. a protective structure of stone or concrete; extends from shore into the water to prevent a beach from washing away
4. defend with a bulwark