an impoverished coal mining area in the Appalachian Mountains (from Pennsylvania to North Carolina)
造句
用作名詞(n.)
The ancient mountains of Appalachia are corrugated with deep, narrow valleys, some of them no wider than a football field. 阿帕拉契的古老山脈被又深又窄的山谷切割得高低起伏，有些山谷還不比一個足球場寬。