piton
noun [ C ] uk/ˈpiː.tɒn/ us/ˈpiː.tɑːn/
岩钉
a spike (= a piece of metal with a sharp point at one end) that climbers put in cracks in the rock to support them or to attach a rope to
The climbers follow the cracks in the face where they can wedge their pitons. 登山者沿着岩壁的裂缝攀登，可以在缝中楔入岩钉。
The cables are attached to the rock face by metal pitons. 登山缆通过金属岩钉固定在岩壁上。
- More examples
- With cords and pitons they anchored him to the rock.
- Ropes used to break and welds on pitons broke all the time.
- He connected his rope to a piton projectile and fired it across the chasm.