n. 
环
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FUP,
fur,
furacilin,
furacilinum,
furacillin,
furacin,
furacrolein,
furadantin,
fural,
furaldehyde,
相似单词
heterocotylus,
heterocrine,
heterocrisis,
heterocrystal,
Heterocuma,
heterocycle,
heterocyclic,
heterocyclic compound,
heterocyclic ring,
heterocyclics,