鋸のこぎり屋や根ね

noun

sawtooth roof

A roof with a series of ridges resembling the teeth of a saw, often used in factories to let in north light.

• この工こう場じょうは鋸のこぎり屋や根ねで、自し然ぜん光こうを効こう率りつ的てきに取とり入いれている。

  This factory has a sawtooth roof, efficiently letting in natural light.