Read Edit View history 鲁钝 lǔdùn slow-witted Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 鲁钝/魯鈍 · lǔdùn · slow-witted 2026/03/04 鲁钝 / 魯鈍 lǔdùn slow-witted mentally dull or slow to understand and grasp new ideas 他虽然天生鲁钝，但凭着刻苦努力也取得了不小的成就。 adjective created sense Mar 4, 2026, 02:25 AM