Fortifications
大學 Collegen. 防御工事（fortification的復數）
??? 情景例句
Sure, call me and we'll get together.
當然，給我打個電話，我們聚聚。
The fire is the test of gold;adversity of strong man.
烈火試真金，困苦煉壯士。
They are arguing over who should pay the bill.
他們為誰應該付款而爭論不休。