"unexpectedly difficult" — Kollokationen-Wörterbuch Englisch

Automatische Übersetzung (wir garantieren seine Korrektheit nicht): nadspodziewanie trudny
  1. unexpectedly Adverb + difficult Adjektiv
    Schwache Kollokation

    That is making it unexpectedly difficult for the fashion industry to predict its costs and to maintain a reliable supply network.