Übersetzung von “precursor” — Englisch–Portugiesisch Wörterbuch

precursor

noun uk /ˌpriːˈkɜː.sər/ us /-ˈkɝː.sɚ/ formal

something that happened or existed before another thing, especially if it either developed into it or had an influence on it

precursor, -a
Sulphur dioxide is the main precursor of acid rain.
Biological research has often been a precursor to medical breakthroughs.

(Übersetzung von “precursor” aus dem Cambridge Englisch–Portugiesisch Wörterbuch © Cambridge University Press)