单词 biotin 释义 biotin Biochem.|batn|[a. G. biotin (F. Kgl & B. Tnnis 1936, in Zeitschr. physiol. Chem. CCXLII. 50), f. Gr. () life (see bios) + -in1.]A crystalline growth vitamin, C10H16O3N2S, occurring esp. in yeast and egg-yolk, that is inactivated...