末学肤受learning: n. 学,学习;学问,学识;专门知识。 good at ...superficially: 表面地; 从表面上看; 浅薄地superficially gleyed soil: 表层潜育土壤superficially porous ion-exchanger: 表面多孔型离子交换剂superficially porous packing material: 表面多孔填料下载手机词典可随时随地查词查翻译