next generation pdt
下一代PDT
以上为机器翻译结果，长、整句建议使用 人工翻译 。
In 2008, PDT worked with Perkins Products to develop a lighter, more efficient and durable Next Generation Perkins Brailler that is now actively used in classrooms and homes around the world.
ENGADGET: Perkins Smart Brailler helps the blind learn to type, closes the digital divide
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