Gold nanoparticles can be engineered to attract specific biomolecules, but they also stick to many other unintended particles - often making them inefficient at their designated task.
Masters said the books are the gold ahead of human stick, like that.
名人说，书籍是人类前行的金杖，的确是如此。
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Gold touch will stick to the fingers, only to take advantage of the potential turning gently stir up feathers to stick to the other paper-based, so that played gold uniform.