单词 | abmigration |
释义 | abmigration/ˌabmʌɪˈɡreɪʃn/Ornithology noun The migration of a bird which was born and has wintered in one region to the distant summer breeding area of others of its species. Origin1920s; earliest use found in Arthur L. Thomson (b. 1890). From ab- + migration. |
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