sad 英[sæd] 美[sæd] adj. 悲哀的; 可悲的; 糟糕的; 令人遗憾的; [例句]The relationship had been important to me and its loss left me feeling sad and empty这份感情对我很重要，失去它让我感到悲伤而又空虚。[其他] 比较级：sadder 最高级：saddest
