gnu (n.)youdaoicibaDictYouDict[gnu 词源字典]
ox-like South African antelope, 1777, gnoo, from Dutch gnoe, used by German traveler Georg Forster (1754-1794) to render Hottentot i-ngu "wildebeest," from Southern Bushman !nu: (in which ! and : represent clicks).[gnu etymology, gnu origin, 英语词源]