anabranchWiktionary 原文构词拆分ana-前缀“extracted from {{m|en|anastomosing}}”up, above, upward · again+branch词根/词干词源说明From ana- (“extracted from anastomosing”) + branch.释义（英文）名词 Noun(hydrology, of a water channel, especially in Australia) A diverging branch of a river, creek, or stream which re-enters the main stream.词族派生词（2）anabranchedanabranching