Home/developmentalistdevelopmentalist/dih-vel-uhp-men-tl-ist/US // dɪˌvɛl əpˈmɛn tl ɪst //发展学家,发展主义者,发展专家,发展型专家Definitionsn.名词 noun1: an expert in or advocate of developmental psychology.Level 4Browse all words →