1. The initial or early stage of an event, process, or activity
In the opening phase of the project, we need to establish clear objectives.
Na fase de abertura do projeto, precisamos estabelecer objetivos claros.
2. The beginning period of a game, match, or competition
The opening phase of the chess match was cautious and strategic.
A fase de abertura da partida de xadrez foi cautelosa e estratégica.
3. The first part of a process or development
During the opening phase of negotiations, both parties outlined their positions.
Durante a fase de abertura das negociações, ambas as partes apresentaram suas posições.