1. a safe bet
It's a safe bet that those two will settle down and have children.
It is a safe bet to invest in smarthphone technology. It is certain to become even more profitable in the future.
Anglais mot "bezpieczny zakład"(a safe bet) se produit dans des ensembles:
Lesson 14: NegotiationBusiness IdiomsLesson - 04.05.2022