a valley is between two mountains

Is the valley at a high elevation? - No; a valley is between two mountains, not on top of them.
¿La valle está a gran altitud? - No; una valle está entre dos montañas, no encima de ellas.
A valley is between two mountains and gets deeper over time as the river keeps flowing.
Una valle está en medio de dos montañas y se profundiza con el tiempo al seguir fluyendo el río.
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