相關(guān)單詞同義詞formula, strengthening, reinforcement, 近義詞 defense 防衛(wèi), moat 壕溝, blockade 【C】封鎖, tower 塔, embankment 堤防, barrier 柵欄, security 安全, wall 墻壁, fort 堡壘, barricade 【C】路障, stronghold 要塞, refreshment 恢復(fù), inspiration 靈感, buttresses 橋墩, protection 保護(hù), defence 防御, reinforcement 增強, building up 裝配(安裝, munition 軍火的臨近詞fort, Fortina相似詞forthright, forthwith, forties, fortieth, fortified wine, fortify, fortis, fortitude, 返回 fortification