lack
Please log in to see your next review.
Please log in to see your progress.
彼の説明には説得力の欠如が見られた。
A lack of persuasiveness was seen in his explanation.
責任感の欠如が問題になっている。
A lack of responsibility has become a problem.
睡眠の欠如は健康に悪い。
Lack of sleep is bad for health.