plural bulwarks
plural bulwarks
Learner's definition of BULWARK
[count]
1
formal : something that provides protection for or against something保障;保护屏障 2
: a wall that is built for protection : rampart堡垒;壁垒;防御工事 3
: a wall that is part of a ship's sides and that is above the ship's upper deck(船的)舷墙 —
usually plural通常用复数