ページの作成:「<br> If the chief falls, the belayer have to arrest the rope to halt the drop. If the lead climber falls, they will slide 2 times the length of the rope from the past pro…」
(ページの作成:「<br> If the chief falls, the belayer have to arrest the rope to halt the drop. If the lead climber falls, they will slide 2 times the length of the rope from the past pro…」)