释义 |
lu·pet·i·dine \lüˈped.əˌdēn, -_də̇n\ noun (-s) Etymology: International Scientific Vocabulary lu- (from lutidine) + -pe- + -tidine (from lutidine) : any of the dimethyl derivatives (CH3)2C5H8NH of piperidine all of which are colorless alkaline liquids |