Usages of contra
Me pondría la vacuna contra la gripe si el centro de salud tuviera disponibilidad.
I would get the flu vaccine if the health center had availability.
El gato duerme contra la puerta.
The cat sleeps against the door.
Nosotros pintamos una pancarta verde para apoyar la manifestación ecológica contra el plástico.
We painted a green banner to support the ecological protest against plastic.
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