Usages of adicional
Voy a empacar una camiseta adicional por si el clima cambia.
I am going to pack an additional t-shirt in case the weather changes.
Ellos comprarán agua adicional por si acaso hace mucho calor.
They will buy extra water just in case it is very hot.
Compré rápidamente unas raciones adicionales por si la comida escasea.
I quickly bought some additional rations just in case food runs low.
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