prop up
US /prɑːp ʌp/
UK /prɑːp ʌp/

1.
apoiar, escorar
to support something that is falling or is likely to fall
:
•
He used a stick to prop up the leaning fence.
Ele usou um bastão para apoiar a cerca inclinada.
•
The old building needed to be propped up with wooden beams.
O prédio antigo precisava ser escorado com vigas de madeira.
2.
apoiar, sustentar
to give help or support to something, especially an economy or a system, so that it can continue to exist
:
•
The government had to prop up the failing banks.
O governo teve que apoiar os bancos em falência.
•
Foreign aid is used to prop up the country's weak economy.
A ajuda externa é usada para sustentar a economia fraca do país.