名詞 biotin:

1. a B vitamin that aids in body growth
   同義詞：vitamin H

bi.o.tin

n.（名詞）
A colorless crystalline vitamin, C0H 'N 2O 3S, of the vitamin B complex, essential for the activity of many enzyme systems and found in large quantities in liver, egg yolk, milk, and yeast.
生物素：無色結(jié)晶維生素，C0H 'N 2O 3S，屬復(fù)合維生素B，為多種酶系統(tǒng)活動(dòng)必不可少的物質(zhì)，并在肝、蛋黃、牛奶和酵母中發(fā)現(xiàn)大量該物質(zhì)

來源：
Greek biôtos [life] * see biotic
希臘語 biôtos [生命] *參見 biotic
-in
-in