商務/教育投影機 - YouTube

"商務/教育投影機", a playlist created by BenQ Taiwan ... BenQ MP780 ST PointDraw 互動投影機 by BenQ Taiwan 279 views 快來看看BenQ MP780 ST PointDraw 互動投影機有什麼樣的神奇魔力，竟可以幫艾蜜莉逆轉教學危機，激起小朋友的學習興趣，開啟 ...

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