hard, firm, difficult, tough, harsh
Si las cosas se ponen duras, que la pague ella.
If things get tough, she'll have to pay for it.
— El Perfecto Asesino (1994)
Las cosas están duras en todos lados, muñeca.
Things are tough everywhere, doll.
Por eso pude soportar las duras clases.
That is why I was able to endure the tough classes.
— Audición (2000)
Esperaba que la hubieran expulsado o tomara drogas duras.
I expected her to have been expelled or to be taking hard drugs.
— Juno: Crecer, correr y tropezar (2007)
Las galletas estaban secas y duras, pero aun así eran increíblemente dulces.
The cookies were dry and hard, but still incredibly sweet.