根据句意及首字母提示完成单词:What m______ is the cap made of?
问题描述:
根据句意及首字母提示完成单词:What m______ is the cap made of?
答
material材料的意思
根据句意及首字母提示完成单词:What m______ is the cap made of?
material材料的意思