fall back

US /fɔːl bæk/
UK /fɔːl bæk/
"fall back" picture
1.

recuar, retirar-se

to retreat or move back

:
The troops were ordered to fall back to a more defensible position.
As tropas receberam ordens para recuar para uma posição mais defensável.
When the enemy advanced, our soldiers had to fall back.
Quando o inimigo avançou, nossos soldados tiveram que recuar.
2.

recorrer a, contar com

to rely on someone or something for support or help when in difficulty

:
If things go wrong, we can always fall back on our savings.
Se as coisas derem errado, sempre podemos recorrer às nossas economias.
She had to fall back on her emergency skills during the crisis.
Ela teve que recorrer às suas habilidades de emergência durante a crise.