urobilin
尿後膽色素
uro·bi·lin /ˌjʊrəˈbaɪlən/ 名詞
U·ro·bi·lin n. Physiol. Chem. A yellow pigment identical with hydrobilirubin, abundant in the highly colored urine of fever, and also present in normal urine. See Urochrome.
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urobilin
n : brown bile pigment formed from urobilinogens and found in
feces and in small amounts in urine