4 the belayer shall leave an appropriate amount of slack in the rope at all times 确保员在任何时间应给予适当长度的确保绳。
2.
If you don [ chr ( 39 ) ] t trust your belayer , your gear , or the rock , do not leave the ground 如果你不相信你的保护者,装备和岩石- - - - - -那么为什么你要离开地面呢
3.
This anticlimax leads to most sport - climbing accidents : the route is " over , " so the leader and belayer stop concentrating ; one of them make a mistake , and the guy on the rock ends up splattered on the ground 此时攀登者和确保者都很容易将注意力分散并不再保持联系，这也正是运动攀登最常发生意外的步骤。
