1. A challenging or complicated business venture, project, or task that requires significant effort, resources, or skill to accomplish
Starting a tech company in a competitive market is a difficult enterprise.
Iniciar uma empresa de tecnologia em um mercado competitivo é uma empresa difícil.
2. A problematic or troublesome business operation or situation
Managing the company during the economic crisis proved to be a difficult enterprise.
Gerenciar a empresa durante a crise econômica provou ser uma empresa difícil.