scaffolding
noun [ U ] uk/ˈskæf.əl.dɪŋ/ us/ˈskæf.əl.dɪŋ/
脚手架
a structure of metal poles and wooden boards put against a building for workers to stand on when they want to reach the higher parts of the building
Scaffolding has been erected around the tower and repair work will start next week. 塔的周围已竖起了脚手架，修缮工作将从下周开始。