Usages of el casco
Espero en el andén del metro con mi casco de bicicleta en la mano.
I wait on the subway platform with my bicycle helmet in my hand.
Me pongo el casco antes de usar la bicicleta.
I put on the helmet before using the bicycle.
Me pongo el casco antes de subir a la moto.
I put on the helmet before getting on the motorcycle.
Cuando usa patines, mi hermana siempre lleva casco y rodilleras.
When she uses skates, my sister always wears a helmet and knee pads.
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