名词
中文翻译：玻璃石
同义词：
['玻璃石，琥珀例句：1. The glass-opal in the museum is a rare and valuable specimen.（博物馆里的玻璃石是稀有且珍贵的标本。）']
例句：
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1. The glass-opal in the museum is a rare and valuable specimen.
博物馆里的玻璃石是稀有且珍贵的标本。
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2. The opal was so clear that it looked like a piece of glass.
这块琥珀如此透明，看起来像一块玻璃。
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3. The opal's beauty lies not only in its color but also in its unique texture.
琥珀的美丽不仅在于其颜色，还在于其独特的质地。