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趣味数学课上,李老师给我们表演了一个数学小魔术,真是令我们大开眼界。李老师晃动着手里的几条纸带,神秘地说:“同学们,我现在想用这几条纸带,表演一个小魔术。想不想看啊?”
In the fun math class, Teacher Li gave us a little magic trick that really opened us up. Teacher Li shakes a few tapes in his hand and mysteriously said: "My classmates, I now want to use these tapes to perform a little trick.