制造商面临的一个挑战是，81%的纸制品用户表示，当回收再造的卫生纸质量与标准卫生纸相当时，他们才会考虑购买。

In a challenge for manufacturers, 81% of paper product users said they would consider buying recycled toilet tissue if it were comparable in quality to standard paper.

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关于记忆可塑的例子，可以查看之前关于记忆扭曲及再造的文章。

For a great example of how malleable memories are, check out this previous article on how memories are distorted and invented.

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加拿大马尼托巴大学（University of Manitoba）的研究者凯文·坎贝尔（Kevin Campbell）教授说：“（取自猛犸象冰冻标本的DNA所再造的血液）分子，与回到过去从一只活的猛犸象身上取得的血样并无二致。”

Researcher Prof Kevin Campbell-of the University of Manitoba, Canada, said: 'The molecules are no different than going back in time and taking a blood sample from a real mammoth.'

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