noun
structural skeleton; framework; frame
Refers to the load-bearing skeleton of a building, such as beams and columns, before finishing. Used in architecture and construction contexts.
この建物の駆体は鉄骨でできている。
The structural skeleton of this building is made of steel.
駆体工事が完了したら、内装に入ります。
Once the framework construction is complete, we will move on to the interior work.