idiominformaltosella lot ofgoodsveryquickly:生意兴隆It was ahotsunnydayand theicecreamsellerswere doing aroaringtrade.天又热,日头又毒,那些卖冰激凌的生意好极了。SMART Vocabulary: related words and phrasesSuccess & failure in business
administration
axe
bankrupt
bankruptcy
be running on fumesidiom
belly
dying
fold
go to the wallidiom
growth hacker
growth hacking
have a corner on a marketidiom
incept
receiver
spin
spinsomethingoff
start (something) up
subscale
turn around
turn round
See more results ?(Definition ofdo a roaring tradefrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/do-a-roaring-trade##