bastion

n. 稜堡、陣地工事

學術名詞

• 稜堡：測量學、土木工程
• 堡壘：測量學
• 陣地工事*：測量學

英文釋義

1. a group that defends a principle
2. a stronghold into which people could go for shelter during a battle
3. projecting part of a rampart or other fortification