n.岩钉；峻峭的山顶
The first task was to remove the old piton in the dihedral, essentially a piece of trash. 第一个目标就是清除在岩角上的旧岩钉，那已经是个垃圾了。
Well, if there is snow, you have to bring with you crampons, an ice axe, ice piton and snow goggles. 如果赶上下雪的话，你还得带上(装在登山靴上的)尖铁钉、破冰斧，冰锥和雪地眼镜。
