cut the ground from under someone's feet idiom
UK（尤指先发制人）挫败…的计划，拆…的台
to make someone or someone's ideas seem less good, especially by doing something before them or better than them
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。