| 单词 | Tethys |
| 释义 | Tethys [`tē·thǝs] ASTRONOMY A satellite of the planet Saturn having a diameter of about 780 miles (1300 kilometers). GEOLOGY 1. A sea which existed for extensive periods of geologic time between the northern and southern continents of the Eastern Hemisphere. 2. A composite geosyncline from which many structures of the present Alpine-Himalayan orogenic belt were formed. |
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