首頁›Browse›U›undutifulundutiful編輯正在努力提供更完整的內容，建議 20 分鐘後再回來看看undutifulundutiful — 形容詞形容詞1. Not fulfilling one's duty or responsibility.1.形容詞釋義不盡責的Not fulfilling one's duty or responsibility.例句The undutiful son rarely visited his aging parents.