(of ink or a pen) making marks that cannot be removed (墨水,笔迹)去不掉的,擦不掉的 ■not able to be forgotten or removed 难忘的;消除不掉的 the story made an indelible impression on me. 故事给我留下了难以磨灭的印象。
派生 indelibility noun indelibly adverb 语源
late 15th cent. (as indeleble): from French, or from Latin indelebilis, from in- 'not' + delebilis (from delere 'efface, delete'). The ending was altered under the influence of -ible