putlog

详细解释:n. 脚手跳板搁材

详细解释：

put.log

n.（名词）
One of the short pieces of lumber supporting the floor of a scaffold.
脚手跳板搁材：脚手架上支持地板的短横木

来源：
Alteration influenced by log
受 log的影响
of obsolete putlock
废语 putlock的变化
perhaps put
可能为 put
lock
lock