fortify /ˈfɔːtɪfaɪ/ v. 筑防御工事；(尤指)筑城防御:

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例句/词组:

to fortify the town 给城镇设防

英语解释：

~ sth (against sb / sth) to make a place more able to resist attack, especially by building high walls• 筑防御工事；(尤指)筑城防御: