sojournyoudaoicibaDictYouDict[sojourn 词源字典]
sojourn: [13] To sojourn in a place is etymologically to ‘spend the day’ there. The word comes via Old French sojorner from Vulgar Latin *subdiurnāre ‘spend the day’, a compound verb formed from the Latin prefix sub ‘under’, hence ‘during’, and late Latin diurnum ‘day’ (source of English diurnal, journey, etc).
=> diurnal, journey[sojourn etymology, sojourn origin, 英语词源]
sojourn (v.)youdaoicibaDictYouDict
late 13c., "stay temporarily, reside for a time; visit;" also "reside permanently, dwell;" from Old French sojorner "stay or dwell for a time," from Vulgar Latin *subdiurnare "to spend the day" (source also of Italian soggiornare), from Latin sub- "under, until" (see sub-) + diurnare "to last long," from diurnus "of a day," from diurnum "day" (see diurnal). Modern French séjourner formed via vowel dissimilation. Related: Sojourned; sojourning.
sojourn (n.)youdaoicibaDictYouDict
mid-13c., "temporary stay, visit," from Anglo-French sojorn, variant of Old French sejorn, from sejorner "stay or dwell for a time" (see sojourn (v.)).