◎除恶务尽chú’è-wùjìn

[evil must be completely eradicated;Evils must be pulled up by the roots.One must be thorough in exterminating an evil] 驱除邪恶，务求彻底干净

唐以屡赦而成藩镇之祸，蔓草难图，除恶务尽。——《野叟曝言》七一回