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两项最新的研究成果,标志着干细胞技术正从一种概念,转变成能够看得见的现实;而与此同时,和这项技术有关的新一轮争论也刚刚开始
Two new research results indicate that stem cell technology is transforming from a concept into an observable reality; at the same time, a new round of debate about the technology has just begun