3.be flogging a dead horsespoken to be wasting time or effort by trying to do something that is impossible 浪费时间,徒劳,白费劲
Examples from the Corpus
be flogging a dead horse• They seem to be flogging a dead horse.• If something is carried on then it is flogging a dead horse or blindambition.
4flog something to deathBritish EnglishBrE informalREPEAT to repeat a story or use an idea etc so often that people become bored with it 令人厌烦地重复某事
They take a good idea and flog it to death.
他们有了一个好主意就会念叨个没完。
Examples from the Corpus
flog something to death• It was a good story a month ago, but the newspapers have really flogged it to death.• The beheading of murderers, the flogging and stoning to death of adulterers, the circumcision of women?
Examples from the Corpus
flog• People caught breaking the liquor laws may be flogged.• The age-oldargument that povertybreedscrime is again being flogged by socialengineers.• He's been on a lot of TV shows, flogging his new book.• They must have been flogging it somewhere pretty regularly.• There was a man at the market who was floggingwatches for £10 each.• Don't let him flog you his car -- he's had endlesstrouble with it.