| 单词 | 25 gemstones |
| 释义 | gemstones noun, plural—宝石 plgemstone noun—宝石 nExamples:troy weight, system of weights for precious metals and gemstones based on the 12-ounce pound (or 5,760 grains)—金衡 garnet (red gemstone Mg3Al2Si3O12)—石榴石 sardonyx (gemstone of brown-white striped chalcedony)—缠丝玛瑙 |
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