1. To establish obstacles or impediments that prevent or hinder progress, communication, or access
The new regulations create barriers for small businesses trying to enter the market.
As novas regulamentações criam barreiras para pequenas empresas que tentam entrar no mercado.
2. To build psychological, social, or physical obstacles between people or groups
Misunderstandings create barriers between team members.
Os mal-entendidos criam barreiras entre os membros da equipe.