At your eye line you can't see above of below the shelves, but for the ones above your eye line (you are looking up to) and can only see their undersides, and for the ones below you eyeline (you are looking down at those and can only see their top surfaces).
“Waxaa kaa codsanaynaa ra’iisul wasaaraha cusub in uu soo dhiso xukuumad wasiiradeeda yihiin geesiyaal oo aan madaxtooyada ciriiri ku gelin madaxweynaha, balse xaafadaha kala duwan ee Muqdisho dega,” ayuu duqu ku sheegay hadalkiisa.