If you zero in on a problem or subject, you give it your full attention. Many of the other major daily newspapers have not really zeroed in on the problem = home in on
To zero in on a target means to aim at it or move towards it. He raised the binoculars again and zeroed in on an eleventh-floor room. = home in on
belirli bir hedef ayarlamak, bütün gayretini
الواصلة
be·lir·li bir he·def a·yar·la·mak, bü·tün gay·re·ti·ni