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单词	Holarctic
释义	Holarctic /hə(ʊ)ˈlɑːktɪk / adjective Zoology 1Relating to or denoting a zoogeographical region comprising the Nearctic and Palaearctic regions combined. The two continents have been linked intermittently by the Bering land bridge, and the faunas are closely related.Magpies occur throughout large parts of the Holarctic region.... In this study, we were interested in updating available information on an uncommon migratory seabird with a Holarctic distribution, the ivory gull. These represent robust wolf-sized dogs thought to have derived from the large northern Holarctic wolf form C. l. lupus. 1.1 (as noun the Holarctic) The Holarctic region. Origin Late 19th century: from holo- 'whole' + Arctic.
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