单词 | hummock |
释义 | hummock [`hǝm·ǝk] ECOLOGY A rounded or conical knoll frequently formed of earth and covered with vegetation. GEOLOGY A rounded or conical knoll, mound, hillock, or other small elevation, generally of equal dimensions and not ridgelike. Also known as hammock. HYDROLOGY A mound, hillock, or pile of broken floating ice, either fresh or weathered, that has been forced upward by pressure, as in an ice field or ice floe. |
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