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乐高集团正式推出乐高盲文积木,该积木颗粒以新奇、有趣的方式来帮助视障儿童发展触觉技能并学习盲文。Invented by French teenager Louis Braille in 1824,Braille has enabled millions of visually impaired kids worldwide to learn to read and write.However,the system of raised dots,representing individual alphabe