Durant

Adposición

  des

Determinador

  siècles

Substantivo

, l’eau  des

  rivières

Substantivo

  a

Auxiliar

  été

🏖️

Auxiliar

  une

Pronome

  des

  sources

Substantivo

  importantes

Adxectivo

 d’énergie.

For centuries, river water has been an important source of energy.

For centuries, river water has been an important source of energy.