trichobezoar
毛糞石; 毛團
tricho·be·zoar /ˌtrɪkoˈbɪˌzo(ə)r, ˌzɔ(ə)r/ 名詞
trichobezoar
n : a compact mass of hair that forms in the alimentary canal
(especially in the stomach of animals as a result of
licking fur) [syn: hairball, hair ball]