“O2a”的意思、由来-开放百科全书

开放百科全书收录14589846条英语、德语、日语等多语种百科知识，基本涵盖了大多数领域的百科知识，是一部内容自由、开放的电子版国际百科全书。

词条	O2a
释义	SeeHaplogroup O-K18
随便看	History of Katy, Texas History of Kaufman, Texas History of Kaukauna, Wisconsin History of Kaulton, Alabama History of Kaunas History of Kavadarci History of Kavajë History of Kavala History of Kavarskas History of Kawagoe, Saitama History of Kawaguchi, Saitama History of Kawakole History of Kawanishi, Hyōgo History of Kawardha History of Kaw City, Oklahoma History of kayak fishing History of kayaking History of kayaks HIstory of kayaks History of Kaya, South Sudan History of Kayes History of Kayseri History of Kaysville, Utah History of Kazerun History of Kazo, Saitama