С-82

КАК СВИНЬИ В АПЕЛЬСИНАХ разбираться, понимать, смыслить в чём coll, often derog(как + NP Invar adv ( neg intensif) fixed WO

(to understand) absolutely nothing (with regard to sth. ): X разбирается в Y-e \С-82 - X doesn't know beans (the first thing, a blasted thing, a blessed thing) about Y

X knows as much about Y as a pig about pineapples.

В живописи наш начальник разбирается как свинья в апельсинах: посмотрите, какую мазню он повесил у себя в кабинете. Our boss doesn't know the first thing about art: just look at the piece of junk he has hanging in his office.