名词
1. 防护；壁垒
A bulwark against something protects you against it. A bulwark of something protects it.
1. a protective structure of stone or concrete
extends from shore into the water to prevent a beach from washing away
Synonym: breakwatergroingroynemoleseawalljetty
2. a fencelike structure around a deck (usually plural)
3. an embankment built around a space for defensive purposes
e.g. they stormed the ramparts of the city
they blew the trumpet and the walls came tumbling down