transitory (adj.)youdaoicibaDictYouDict[transitory 词源字典]
"passing without continuing," late 14c., from Old French transitoire "ephemeral, transitory" (12c.), from Late Latin transitorius "passing, transient," in classical Latin "allowing passage through," from transitus, past participle of transire "go or cross over" (see transient).[transitory etymology, transitory origin, 英语词源]