六十的

Low-angle water ice routes with short bulges up to 60 degrees. Still climbable with ten-point crampons.

小角度的冰坡，包含一些约六十度的凸出，用十爪的冰爪即可攀登。

"Holmes is dead," he said. "I have done with him." Ten of Sir Arthur's sixty books are about spiritism.

“福尔摩斯已死，”他说，“我干掉了他。”阿瑟爵的六十本著作中有十本是关于通灵学的。