idiomtosuddenlylosetheenergyorinteresttocontinuedoing what you are doing:忽然失去动力;顿时泄气;突然没了兴趣Thepeacetalksseemto haverunout ofsteam.和谈好像突然失去了动力。SMART Vocabulary: related words and phrasesTired and making tired
all in
anti-fatigue
atyourworstidiom
be dead onyourfeetidiom
be fit/ready to dropidiom
finishsomethingoff
fit to dropidiom
fragile
frazzled
gassed
haggard
knackered
shell-shocked
sleep deprivation
sleep-deprived
sleepily
sleepiness
sleepy
strung out
zonked
See more results ?(Definition ofrun out of steamfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/run-out-of-steam##