短語(yǔ)詞組短語(yǔ)teaching g material 教材multimedia teaching assistant material 多媒體課件elements teaching and material 基礎(chǔ)教材teaching materialsteaching material 教材teaching guidance material 教育指導(dǎo)文件teaching -material storeroom 教材庫(kù)房teaching reference material 教參資料 返回 teaching material