rappelling /ræˈpelɪŋ/ 📖 中文释义 v. 用绳索下口( rappel的现在分词 ) 🧩 词形变化 原形 rappel 📘 English Definition(英文释义) v lower oneself with a rope coiled around the body from a mountainside ← rappeller R 字母词表 rappels →