noun 下载 🔗分享 陡槽,刃脊。 A steep gorge along a mountainside. Examples : "The experienced climber chose to ascend the mountain via the dangerous, snow-filled couloirs. " 经验丰富的登山者选择攀登那条充满积雪的危险陡槽上山。 geography geology 与AI对话词汇游戏阅读练习