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词数:100-120。Among the scientific achievements, I think, the invention of the puter is the most important one in history. Since the first modern puters were created in the mid-20th century, puter systems have developed rapidly.
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(答案→)Among the scientific achievements, I think, the invention of the puter is the most important one in history. Since the first modern puters were created in the mid-20th century, puter systems have developed rapidly.
解析： 略