单词 | nappe |
释义 | nappe ![]() n. 1. A sheet of water flowing over a dam or similar structure. 2. Geology A large sheetlike body of rock that has been moved far from its original position. 3. Mathematics Either of the two parts into which a cone is divided by the vertex. [French, tablecloth, nappe, from Old French, tablecloth, from Latin mappa, napkin; see MAP.] |
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