Translation for "es tan efectivo" to english

Es tan efectivo

• it's so effective
• it is as effective

Translation examples

it's so effective

¿Y por qué es tan efectiva?
And why is it so effective?

–Si es tan efectivo -dijo Kurda-, ¿por qué nunca hemos oído hablar de este remedio? –Porque no lo he divulgado -respondió Seba-.
"If it's so effective," Kurda said, "why haven't we heard about it before?" "I do not broadcast," Seba said.