English Translation
This work must be finished within two years.
I had expected “dentro de” instead of plain “en”.
This work must be finished within two years.
I had expected “dentro de” instead of plain “en”.
Según RAE lo correcto es dentro de, ya que en es un calco del inglés.
According to RAE, the correct term is dentro de as en is a loan translation.
¡Gracias por confirmar mi duda! No hay que dejarse engañar por los malos ejemplos.