Spanish phrase
¿Cuánto tiempo debe durar ~?
Meaning
How long should ___ last?
When to use it
Asks what an appropriate duration is. Used to ask about suitable length for films or events, neutral tone considering audience attention and program flow.
Example dialogue
¿Cuánto tiempo debe durar esta película?
How long should this movie last?
No más de dos horas, para que no se haga larga.
No more than two hours, so it doesn't drag.