inefficient   (Sound)

The inefficient has 2 Senses.

• inefficient
• not producing desired results; wasteful; "an inefficient campaign against drugs"; "outdated and inefficient design and methods"
• 望ましい結果を生まないさま

• inefficient, ineffective
• lacking the ability or skill to perform effectively; inadequate; "an ineffective administration"; "inefficient workers"
• 効果的に実行する能力または腕前が欠如しているさま