noun🔗Share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)."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。sporttechnicalitemmaterialChat with AIVocabulary GamePractice Reading
