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| "紫石英" (号护卫舰、巡洋舰(英)); Ametist "紫晶" (号猎潜艇(苏)) | |||
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| 铅玻璃的一种商品名称 | |||
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| 紫水晶; 紫晶质，色的; 紫石英色的 | |||
| 紫水晶色 | |||
| 紫水晶 (紫色石英晶体); 爱之石 (即紫晶) | |||
| 紫水晶 (SiO2) | |||
| 紫晶; 紫石英 | |||
| 水碧; 紫晶色 | |||
| 紫水晶色; 紫晶色 (violet); 青紫色 (violet) | |||
| Inglés tesauro | |||
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| A purple or violet form of transparent quartz used as a gemstone. It is also the February birthstone. Amethysts can be worn in a variety of different ways. It ranges in color from light purple to a deep violet. Amethysts often stand for "pure affection." | |||
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Amethyst" : 32 a las frases, 11 temas |
| Biología | 2 |
| Botánica | 2 |
| Ciencia del desierto | 3 |
| Ciencias de la tierra | 1 |
| Exposiciones | 1 |
| General | 1 |
| Industria textil | 8 |
| Joyas | 8 |
| La cría de animales | 1 |
| Medicina tradicional | 2 |
| Tecnología | 3 |