堡垒 bǎolěi bastion; bulwark; citadel; fortresses; redoubt

城堡 chéngbǎo castle; castles

地堡 dìbǎo pillbox

碉堡 diāobǎo bunker

汉堡 hànbǎo burger; hamburger

Copyright (c) 2021 David Pearce