单词 | holarctic zoogeographic region |
释义 | holarctic zoogeographic region [hō`lärd·ik ´zō·ō´jē·ǝ¦graf·ik `rē·jǝn] ECOLOGY A major unit of the earth's surface extending from the North Pole to 30-45°N latitude and characterized by faunal homogeneity. |
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