1. Opening remarks or observations made at the beginning of a speech, presentation, text, or discussion to introduce a topic or set context
The professor began the lecture with introductory comments about the course objectives.
O professor começou a aula com comentários introdutórios sobre os objetivos do curso.
2. Initial observations designed to prepare an audience or reader for more detailed information to follow
The author provided introductory comments before diving into the complex analysis.
O autor forneceu comentários introdutórios antes de se aprofundar na análise complexa.