在中世纪后期，人们习惯用磨料刮去羊皮纸的表面，把纸上的所有文字都擦得干干净净。

In the late Middle Ages, it was customary to scrape away the surface of the parchment with an abrasive, which completely wiped out any writing that was there.

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或者像我一样，你可以后退或者前进，抑或是刮去那堆堆积物，通过呈现更多使你自己变得更加容易接近。

Or, like me, you can go back and forth, alternatively scraping off the accumulated gunk and making yourself more accessible by taking on more of it.

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人数不多的妇女刮去了锋利的毛边，整个制造过程就完成了。

A small group of women take off the sharp edges to finish off the process.

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