noun 下载 🔗分享 岩钉, 攀岩钉 A spike, wedge, or peg that is driven into a rock or ice surface as a support (as for a mountain climber). Examples : "The mountain climbers hammered pitons into the rock face to secure their ropes as they ascended. " 登山者们把岩钉(攀岩钉)钉入岩壁,以固定绳索,确保他们向上攀登时的安全。 sport technical item material 与AI对话词汇游戏阅读练习