a while
Jane se quedó callada durante un buen rato.
Jane remained silent for a long time.
Me hicieron esperar un buen rato.
They made me wait quite a while.
It’s going to take me quite a while.
La fila sigue hasta la esquina, vamos a tardar un buen rato.
The line goes all the way to the corner, it's going to take a while.
No sé, ha estado haciéndose un buen rato.
I don't know, it's been going on for a while.
— La vida de Adèle (2013)
Ha estado esperando aquí durante un buen rato.
He has been waiting here for quite a while.
¿Quién es ese chico que está esperando afuera desde hace un buen rato?
Who is that boy who has been waiting outside for quite a while?
Tom cambió de opinión después de reflexionar el asunto durante un buen rato.
Tom changed his mind after thinking about the matter for a while.
I had a good time.