furan

n. 呋喃
【化】 呋喃
【医】 呋喃

fu.ran

n.（名词）
One of a group of colorless, volatile, heterocyclic organic compounds containing a ring of four carbon atoms and one oxygen atom, obtained from wood oils and used in the synthesis of furfural and other organic compounds.
呋喃：无色、易挥发的杂环有机化合物的一种，含有一个由四个碳原子和一个氧原子构成的环，从桐油提炼出来，用于合成糠醛及其它有机化合物
The simplest such compound, C4H 4O. Also called In this sense, also called furfuran
氧杂茂：此类化合物最简单的形式， C4H 4O 也作 在此意义上也可称作 furfuran

来源：
fur(fural)
fur(fural)
-an 2
-an2