insole
noun [ C ] uk/ˈɪn.səʊl/ us/ˈɪn.soʊl/ (also inner sole)
（鞋的）内底;鞋垫
a piece of material inside a shoe on which your foot rests, or a piece of material that you put in a shoe to make it warmer or more comfortable
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。