品ひん質しつを落おとす

expression, godan verb (-su)

lower the quality; degrade the quality

Used when the quality of a product, service, or work is intentionally or unintentionally reduced.

• コスト削さく減げんのために品ひん質しつを落おとすわけにはいかない。

  We can't lower the quality just to cut costs.

• 材ざい料りょうを変かえたら品ひん質しつを落おとしてしまった。

  Changing the materials ended up degrading the quality.