| 单词 | eugeosyncline |
| 释义 | eugeosyncline —eugeosynclinal, adj. /yooh jee'oh sing"kluyn, -sin"-/, n. Geol. a former marine zone, bordering an ocean basin, marked by very thick deposits of sediment in which the products of volcanic activity are associated with clastic sediments. [1940-45; EU- + GEOSYNCLINE] |
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