For example, to prepare the pulp for papermaking, he has to use a pestle to beat the bark of the paper-mulberry tree (Broussonetia papyrifera) by hand, because the bark fibers are long, and if one uses a machine they get tangled.
像是準備造紙的漿料，要用手拿樁去捶打楮皮，因為楮皮纖維長，用機器會打結，這一捶就是一整天。