1. An idea, expression, or theme that is overused, trite, or lacking originality; a cliché or platitude
The speech was full of places-commonplaces about the importance of hard work.
O discurso estava cheio de lugares-comuns sobre a importância do trabalho duro.
2. A conventional or ordinary idea that is widely accepted but not particularly insightful
It's a place-commonplace to say that everyone needs love and support.
É um lugar-comum dizer que todos precisam de amor e apoio.