acetoin

/uh-set-oh-in/US // əˈsɛt oʊ ɪn //

安息香,乙醇,丙酮酸,丙酮

Definitions

n.名词 noun

1
Chemistry.
- : a yellowish, pleasant-smelling liquid, C4H8O2, obtained from various carbohydrates, as glucose, by fermentation: used chiefly in the manufacture of flavors and essences.