underdevelopmentWiktionary 原文英美n.发展不充分，不发达，显影不足中文释义来自 ECDICT构词拆解underunder-前缀developmentdevelopment词干under-Beneath, under · (figurative) To go from one side to the other; to progress along a path词源说明From under- + development.释义名词noun1The condition of being underdeveloped.