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Not long ago the scientists made a discovery t
问题详情
Not long ago the scientists made a discovery that this “ waste ” material could be turned into plastics. 请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：Not long ago the scientists made a discovery that this “ waste ” materia l could be turned into plastics.以上四部分各 5 分（前不久，科学家们发现可以将废弃掉的材料转化为塑料）
