#每日学单词# rath /rɑːθ/ 名词：(in Ireland) a strong circular earthen wall forming an enclosure and serving as a fort and residence for a tribal chief. (在爱尔兰)一种坚固的圆形土墙，形成围墙，用作部落首领的堡垒和住所。例句：Such a fort was known as a rath and the area inside it was known as a lios. 起源于爱尔兰语。