idiomUKinformalto make anefforttoimproveyourworkorbehaviourbecause it is not good enough:加把劲儿,加油干He's going to have topullhissocksup if hewantstostayin theteam.如果他还想呆在队里的话就得努力加以改进。SMART Vocabulary: related words and phrasesBecoming better
alive
bloom
blossom
bounce
by/in leaps and boundsidiom
come aliveidiom
come along
consolidate
heal
mendyourwaysidiom
move on to bigger/better thingsidiom
on the up (and up)idiom
perk
perk(someone)up
rally
sharpen(something)up
sharpen up your actidiom
straighten
straighten up
turn around
See more results ?(Definition ofpull your socks upfrom theCambridge Advanced Learner's Dictionary & Thesaurus? Cambridge University Press)#https://dictionary.cambridge.org//dictionary/english/pull-socks-up##