And that's only if we launch on a very specific day, at a very specific time, once every two years, when Mars and the Earth are aligned just so, so the distance that the rocket would have to travel will be the shortest.
I to tylko, jeśli wylecimy  w bardzo konkretnym dniu i czasie. Raz na dwa lata, gdy Mars i Ziemia są tak ustawione, że dystans do pokonania jest najkrótszy.