olfactory bulbyoudaoicibaDictYouDict[olfactory bulb 词源字典]
"A bulb-like terminal expansion of the telencephalon on which the olfactory nerve fibres end", Mid 19th cent.; earliest use found in Robley Dunglison (1798–1869), physician and medical writer. From olfactory + bulb, apparently after post-classical Latin bulbus olfactorius.[olfactory bulb etymology, olfactory bulb origin, 英语词源]