narrow something ↔ down phrasal verb ( see also ↑ narrow )
to reduce the number of things included in a range:
The police have narrowed down their list of suspects.
narrow something ↔ down to
I’ve narrowed it down to one of two people.
narrow something ↔ down phrasal verb ( see also ↑ narrow )
to reduce the number of things included in a range:
The police have narrowed down their list of suspects.
narrow something ↔ down to
I’ve narrowed it down to one of two people.
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012