In the 14th century, books were reproduced by copying, and so most handwritten books from that period are, in fact, not the original documents written by their authors, but copies made by professional copyists.
在 14 世纪,书籍是通过复制方式复制的,因此那个时期的大多数手写书籍实际上不是作者撰写的原始文件,而是由专业抄写员制作的复制品。