store up
US /stɔːr ʌp/
UK /stɔːr ʌp/

1.
armazenar, acumular
to keep a lot of something so that you can use it later
:
•
Squirrels store up nuts for the winter.
Esquilos armazenam nozes para o inverno.
•
She stored up enough food to last for weeks.
Ela armazenou comida suficiente para durar semanas.
2.
acumular, armazenar
to build up a lot of something, especially feelings or energy, over time
:
•
He's been storing up anger for years.
Ele tem acumulado raiva por anos.
•
The battery can store up a lot of energy.
A bateria pode armazenar muita energia.