zài / yìn / shuā / shù / pǔ / jí / yǐ / qián / xǔ / duō / shū / zhǐ / néng / kào / shǒu / chāo / běn / liú / chuán

在印刷术普及以前，许多书只能靠手抄本流传。

Before printing became widespread, many books could only be passed down as handwritten copies.