idiominformaltobehaveorspeakin afalseorartificialway:装模作样;装腔作势;做戏He's just putting on anactfor the boss'sbenefit.他做戏只是为了给老板看。SMART Vocabulary: related words and phrasesFaking & pretending
affect
air guitar
assume
believe
changeling
charlatan
cry
false
false modesty
falsifiable
falsify
feign
massage
mountebank
out-bluff
passsomethingoff assomething
phoney
professed
purport
quack
See more results ?(Definition ofput on an actfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/put-on-an-act##