save up

US /seɪv ʌp/
UK /seɪv ʌp/
"save up" picture
1.

копить, откладывать деньги

to keep money so that you can use it later, especially to buy something that you want

:
I'm trying to save up for a new car.
Я пытаюсь накопить на новую машину.
She's been saving up all year for her vacation.
Она копила весь год на свой отпуск.