| 单词 | moraine |
| 释义 | moraine —morainal, morainic, adj. /meuh rayn"/, n. 1. a ridge, mound, or irregular mass of unstratified glacial drift, chiefly boulders, gravel, sand, and clay. 2. a deposit of such material left on the ground by a glacier. [1780-90; < F < Savoyard dial. morêna rise in the ground along the lower edge of a sloping field, equiv. to mour(o) mound, accumulation of earth ( < *murr- mound, elevation, appar. pre-L) + -ena suffix of landforms, prob. of pre-L orig.; cf. Upper It (Piedmont) morena heap of organic detritus, Sp moreña heap of stones, moraine] |
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