A belay method in which some rope is allowed to slip during severe falls. A dynamic belay can severely reduce the impact force from a serious fall, but can also severely kill you if not done properly.
一种确保的方式，在严重的坠落时允许将绳子滑落一些距离，动态确保可以有效的缓和坠落的冲击力。但是操作不当也可能致命。
A belay method in which some rope is allowed to slip during severe falls. A dynamic belay can severely reduce the impact force from a serious fall, but can also severely kill you if not done properly.
一种确保的方式，在严重的坠落时允许将绳子滑落一些距离，动态确保可以有效的缓和坠落的冲击力。但是操作不当也可能致命。
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