《容斋随笔·卷六·绿竹青青》
《韩诗》中也说： 竹 字作 薄 ，音徒沃反，也以为是篇竹。
竹，萹竹也。 《韩诗》：竹字作，音徒沃反，亦以为萹筑。
The Han Poetry also states: The word "bamboo" is written as "thin", and it sounds like "tuowo fan". It is also thought to be "pianzhu".