subequatorialyoudaoicibaDictYouDict[subequatorial 词源字典]
"Designating regions immediately adjacent to equatorial regions, or, alternatively, regions which lie south of the equator; of, relating to, or inhabiting such regions", Mid 19th cent.; earliest use found in William C. L. Martin (1798–1864), writer on natural history. From sub- + equatorial.[subequatorial etymology, subequatorial origin, 英语词源]