1. A project that is difficult to manage, execute, or complete due to multiple factors such as complexity, scope, or unforeseen challenges
This is a complicated project that requires careful planning and coordination.
Este é um projeto complicado que requer planejamento e coordenação cuidadosos.
2. An undertaking involving intricate technical, logistical, or interpersonal challenges
The software development project became complicated when the requirements kept changing.
O projeto de desenvolvimento de software ficou complicado quando os requisitos continuavam mudando.