chìⁿ-mô͘-tâng箭毛筒

short and stiff feathers on poultry

short and stiff feathers on poultry that has just grown or is not yet fully removed

English Wiktionary, “箭毛筒” (CC BY-SA 4.0) — https://en.wiktionary.org/wiki/%E7%AE%AD%E6%AF%9B%E7%AD%92 · confidence: Medium (Wiktionary)