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satisfactory; decent; good; proper; worthy
碌な仕事もせずに遊んでばかりいる。
He just plays around without doing any decent work.
碌に食事も取れないほど忙しかった。
I was so busy I couldn't even eat a proper meal.
碌な説明もなく仕事を任されて困った。
I was troubled to be given work without any decent explanation.