Bedeutung von “narrow sth down” — Learner’s Dictionary

narrow sth down

phrasal verb with narrow us uk /ˈnærəʊ/ verb [ I, T ]

to make something, for example a list or a choice, smaller and clearer by removing the things that are less important:

We've managed to narrow the list down to four.

(Definition von “narrow sth down” aus dem Cambridge Learner's Dictionary © Cambridge University Press)