hayan amplificado
-they/you have amplified
Present perfect subjunctiveellos/ellas/ustedesconjugation ofamplificar.

amplificar

Los aminoácidos puede que hayan entrado en contacto con el metal y hayan amplificado los poderes del cucharón original.
The amino acids may have made contact with the metal and amped up the powers of the original ladle.
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