get the bit between your teeth

US /ɡɛt ðə bɪt bɪˈtwin jʊər tiθ/
UK /ɡɛt ðə bɪt bɪˈtwin jʊər tiθ/
"get the bit between your teeth" picture
1.

pegar o jeito, ficar determinado

to become very enthusiastic and determined to do something

:
Once she got the bit between her teeth, there was no stopping her from finishing the project.
Assim que ela pegou o jeito, não havia como impedi-la de terminar o projeto.
He really got the bit between his teeth during the final stages of the competition.
Ele realmente pegou o jeito durante as fases finais da competição.