用よう材ざい

noun

materials; supplies

General term for materials used in construction, manufacturing, or other projects. Often appears in compound nouns like 建築用材 (building materials).

• この工こう場じょうでは建けん築ちく用よう材ざいを生せい産さんしている。

  This factory produces construction materials.

noun

lumber; timber

Specifically refers to wood used as a material, especially in construction or woodworking.

• 良りょう質しつの用よう材ざいを確かく保ほするのが難むずかしい。

  It is difficult to secure high-quality lumber.