请点击收听：four_treasures_1

four_treasures_2

参考词汇：https://docs.google.com/spreadsheet/ccc?key=0AgDleynSBBs0cHh5YTlKdjhDck4yaFFIcnZGRVQ5QXc#gid=0

关键词：中国文化，文房四宝，笔墨纸砚，艺术，书法， 绘画，水墨画，Chinese culture, arts, calligraphy, ink, water paintings