bulwark
US
UK bulwark n: (defensive wall)
SC 壁垒 bì lěi
SC 堡垒 bì lěi，bǎo lěi
TC 堡壘
TC 堡壘
SC 防御工事 bì lěi，fáng yù gōng shì
TC 防禦工事
TC 防禦工事
They constructed a bulwark to keep out invaders.
bulwark n: figurative ([sth] that protects)
SC 堡垒 bǎo lěi
TC 堡壘
TC 堡壘
Many see the European Union as a bulwark against the possibility of another world war.
bulwark n: figurative (source of support) (比喻)
SC 防线，保卫者，支柱 fáng xiàn，bǎo wèi zhě，zhī zhù
TC 防線，支柱
TC 防線，支柱
My husband is my bulwark in these difficult times.