[ˌpri:ˈkɑ:tilidʒ]
前软骨：胚胎的软骨组织- ethmolacrimal
- ethmomaxillary
- ethmonasal
- ethmopalatal
- ethmosphenoid
- ethmoturbinal
- ethmovomerine
- ethnic
- ethnics
- ethnobiology
- ethnography
- ethnology
- ethobrom
- ethocaine
- ethoglucid
- ethoheptazine citrate
- ethohexadiol
- ethological
- ethologist
- ethology
- ethomoxane hydrochloride
- ethonam nitrate
- ethopropazine hydrochloride
- ethosuximide
- ethotoin