noun 下载 🔗分享 喀斯特,岩溶 A type of land formation, usually with many caves formed through the dissolving of limestone by underground drainage. Examples : "The hiking trail led us through a beautiful karst landscape filled with caves and unusual rock formations. " 这条徒步路线带领我们穿过一片美丽的喀斯特地貌,那里布满了洞穴和奇特的岩石构造。 geology geography environment nature 与AI对话词汇游戏阅读练习