idiom(especiallyof somethingboring) done orhappeningeverydayfor alongperiodoftime:(尤指枯燥之事)一天接一天,日复一日I have to do the sameboringjobsdayindayout.我每天都要干这些单调乏味的工作。SMART Vocabulary: related words and phrasesContinually & repeatedly
24/7
ad nauseam
again
alway
always
hour
hour after houridiom
hourly
immemorial
interval
jag
morning
night
perpetual
perpetually
persistently
quick-fire
repeated
rumble
streak
See more results ?(Definition ofday in day outfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)
day in, day out| American Dictionary
day in, day out
idiom(alsoday in and day out)every day:I do the same things day in, day out.
Note:
Used to say that a repeated event or task is boring.
(Definition ofday in, day outfrom theCambridge Academic Content Dictionary? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/day-in-day-out##