第三人称单数：rappels
rappel
第三人称复数：rappels
现在分词：rappelling
过去分词：rappelled
过去式：rappelled
名词绕绳下降；坐式下降法
动词用绳索下降
1. 下降：Ramp 缓慢上升的斜坡. | Rappel 下降. | Rating 技术攀登的等级.
2. 悬垂：rapid-closure damper 快速关闭阀门 | rappel 悬垂 | rare gas 稀有气体
3. 绳索下口：rappee 鼻烟 | rappel 绳索下口 | rappen 分
4. 加强针：transaminases sgot ---ASAT 谷草转氨酶AST | rappel 加强针 | CANCEROLOGUE 癌病专家
1. 绕绳滑下;绕绳下降
To rappel down a cliff or rock face means to slide down it in a controlled way using a rope, with your feet against the cliff or rock.
e.g. They learned to rappel down a cliff.
他们学会了绕绳从绝壁上滑下。
noun
1. (mountaineering) a descent of a vertical cliff or wall made by using a doubled rope that is fixed to a higher point and wrapped around the body
Synonym: abseil
verb