fortify
verb- fortify something (against somebody/something)
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 a fortified town 设防的城镇 They fortified the area against attack. 他们加固了这个地区以防攻击。
- fortify somebody/yourself (against somebody/something)
to make somebody/yourself feel stronger, braver, etc. （在物质或精神上）加强，增强 He fortified himself against the cold with a hot drink. 他喝了一杯热饮御寒。 Although fortified by its election success, the government remains cautious in its policies. 尽管选举的成功巩固了政府的地位，但政府仍对其政策保持谨慎。
to make a feeling or an attitude stronger 增强（感觉或态度） - [usually passive]
to increase the strength or quality of food or drink by adding something to it （加入某物）强化（食品或饮料）；提高（营养价值）
Word Originlate Middle English: from French fortifier, from late Latin fortificare, from Latin fortis ‘strong’.