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拍拍脑瓜:小朋友们,图形的世界是美丽的、丰富多彩的。你知道吗?我们可以用简单的几何图形变幻成美丽的图案。那么怎么从错综复杂的图形中找出规律呢?看看曹艳敏老师是怎么说的。
Clap their brains: children, the world of graphics is beautiful, colorful. Did you know that we can change to a beautiful pattern with simple geometric shapes? So how to find out the law from the intricacies of the graph? See Cao Yanmin teacher is how to say.