undermineon Mastery levelalso onAcademic Vocabulary List (AVL)? 从根基处破坏,逐渐削弱 undermine undermine(verb) 从根基处破坏,逐渐削弱 undermining undermining(noun) 底切,底蚀作用,淘空,潜挖 undermined undermined(adjective) 潜行的 Forms verbnounadjective undermine undermining undermined