noun 下载 🔗分享 登山扣,铁锁。 A metal link with a gate that can open and close, generally used for clipping ropes to anchors or other objects. Examples : "The rock climber used a carabiner to attach her rope to the safety anchor on the wall. " 登山者用一个登山扣把她的绳子连接到墙上的安全锚点上。 material utility technology sport sailing 与AI对话词汇游戏阅读练习