单词climbing irons
un.: 脚扣网络: 鞋底钉
脚扣
I had strapped climbing irons to my feet and each hand grasped sturdy plumber"s friend.
我脚上绑着脚扣，双手各抓着一只结实的橡皮吸腕。
Climbing irons for wooden poles
攀登木电线杆用的脚扣