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China’s role models

Pioneer printer

作者:TEENS
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“毕昇”在当代

In the past, printing (印刷) was a hard job. People carved (刻) words into lead cubes (铅块). Then, they put the cubes in order for printing. But it was slow and wasteful. The lead was bad for their health. A scientist named Wang Xuan (王选) helped solve this problem. He made it possible to use computers to print Chinese words.
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