不ふ使し用よう

noun

disuse; non-use; not using

Refers to the state of not being used or the act of not using something. Often used in formal or technical contexts.

• 長ちょう期き間かんの不ふ使し用ようで機き械かいが故こ障しょうした。

  The machine broke down due to long-term disuse.

• この機き能のうの不ふ使し用ようは推すい奨しょうされない。

  Non-use of this feature is not recommended.