AfrotropicWiktionary 原文构词拆分Afro-前缀African+tropic词根/词干词源说明From Afro- + tropic.释义（英文）专有名词 Proper nounOne of the major ecozones of the world that covers Sub-Saharan Africa, as well as the southern part of West Asia.词族派生词（1）Afrotropical