noun🔗Share협곡, 계곡A valley, especially a long, narrow, steep valley, cut in rock by a river."The hikers explored the deep canyon, marveling at the towering rock walls. "등산객들은 깊은 협곡을 탐험하며 우뚝 솟은 바위 벽에 감탄했다.geographygeologyenvironmentnatureareaChat with AIVocabulary GamePractice Reading