falling off   (TTS Sound)

The falling_off has 1 Senses.

• falloff, falling off, drop-off, slump, slack
• 落ち込み
• a noticeable deterioration in performance or quality; "the team went into a slump"; "a gradual slack in output"; "a drop-off in attendance"; "a falloff in quality"
• 性能または品質の顕著な悪化