自然物质和文化珍品，gemstone 是英语中比较常用的单词之一。以下从五个方面来说明 gemstone，提供五个中英文例句：
1. 定义和分类
Gemstone 指的是具有美丽外观和较高稀有度的天然矿物晶体，可以被用来制作珠宝。根据颜色、硬度、透明度等特征，gemstone 可以被分为很多种类，比如钻石、蓝宝石、翡翠等。
例句：
- Emerald is a type of gemstone that comes in shades of green.
- The most valuable gemstones are diamonds, rubies, and sapphires.
- Amethyst is a purple gemstone that is often found in geodes.
2. 起源和开采
Gemstone 的形成需要特定的地质条件和时间，自然生成的 gemstone 往往需要通过挖掘和加工来进行开采和提炼。不同的国家和地区会有不同类型的 gemstone，如哥伦比亚的祖母绿、泰国的蓝宝石等。
例句：
- The largest supplier of diamonds in the world is South Africa.
- Brazil produces a lot of high-quality emeralds.
- Tanzanite can only be found in Tanzania, it a rare gemstone.
3. 艺术和文化
Gemstone 因为其独特的美丽和稀有度，被用于制作珠宝和艺术品中。人们会用 gemstone 来展示财富、地位和个人品味等，同时也会赋予 gemstone 不同的象征意义。
例句：
- The Crown Jewels of the United Kingdom feature numerous gemstones, including the famous Koh-i-Noor diamond.
- Traditional Chinese jade carvings often use jade as a medium to depict animals, symbols, and landscapes.
- The Hope Diamond, one of the largest blue diamonds in the world, is said to bring bad luck to its owners.
4. 科学和医疗应用
Gemstone 也有一些科学和医疗应用，比如在光学、电子技术中使用的合成晶体，或者被视为疗效的宝石或水晶。
例句：
- Synthetic sapphire is used as a substrate in LED production because of its high optical quality.
- The use of gemstones for healing purposes is a practice that dates back to ancient times, and is still seen in some alternative medicine circles today.
- Gemstone detectors are often used in geological surveys to locate deposits of minerals and precious metals.
5. 相关行业和市场
Gemstone 是一个大的产业，涉及到各种相关行业和市场，比如珠宝制造、投资、交易等。这个行业也有一些特殊的术语和概念，比如“clarity”（透明度）、“cut”（切割）等。
例句：
- The jewelry industry is one of the biggest consumers of gemstones.
- Many people invest in gemstones as a form of alternative et.
- The price of a gemstone can vary greatly depending on its quality, rarity, and other factors.
gemstone的中文翻译是宝石（bǎo shí）。
读音：[?d??m?sto?n]
例句：
1. Diamonds are the most valuable gemstones.
钻石是最有价值的宝石。
2. The necklace is made of rare gemstones.
这条项链是用稀有宝石制成的。
3. She inherited a collection of precious gemstones from her grandmother.
她从祖母那里继承了一些珍贵的宝石收藏品。
gemstone的中文解释是”宝石 、经雕琢的宝石”，在英美地区还有”宝石的”的意思，在线读音是[‘d?em,st?un]，gemstone常被用作名词，在《英语汉语大辞典》中，共找到48个与gemstone相关的句子。
1.宝石
例句:The gemstone is 28.6 millimetres high and weighs 139.43 carats. (这颗宝石高28.6毫米，重达139.43克拉。)
2.经雕琢的宝石
例句:Natural zoisite is a rare gemstone because of its rarity, therefore some counterfeits of zoisite exist on gemstone market. (由于天然的坦桑石较为稀少，价格昂贵，使得它的一些仿制品在市场上屡见不鲜。)
3.宝石的
例句:Generally, gemologists refer to specific gravity, or relative density — the ratio of the density of a gemstone relative to that of water. (一般来说，宝石指比重，或相对密度-宝石的密度相对于水的密度。)
4.宝石、宝石的
例句:A green variety of chrysoberyl used as a gemstone. (翻译:一种绿色的金绿宝石，用作宝石。)
gemstone一般作为名词使用，如在natural gemstone(天然宝石)、gemstone testing equipment(宝石检验装置)等常见短语中出现较多。
natural gemstone天然宝石gemstone testing equipment宝石检验装置1. Generally, gemologists refer to specific gravity, or relative density — the ratio of the density of a gemstone relative to that of water. (翻译:一般来说，宝石指比重，或相对密度-宝石的密度相对于水的密度。)
2. A green variety of chrysoberyl used as a gemstone. (翻译:一种绿色的金绿宝石，用作宝石。)
3. Colors of this beautiful gemstone range from light violet-blue to ultramarine blue. (翻译:这个美丽的颜色范围从光宝石紫，蓝群青。)
4. I ran the ingredients found in it, discovered trace amounts of cherry opal gemstone. (翻译:我对里面的残留物进行了检验 发现了樱桃红宝石粉末)
5. a brown or yellow-green olivine found in igneous and metamorphic rocks and used as a gemstone. (翻译:一种褐色或黄绿色的橄榄石，见于火成岩和变质岩中，用作宝石。)
6. an opaque form of quartz; red or yellow or brown or dark green in color; used for ornamentation or as a gemstone. (翻译:不透明的石英，呈红色、、褐色或深绿色，用于装饰或作宝石。)
7. My men will examine it and see if it matches the gemstone found on Duchess Von Teschen’s body. (翻译:我的手下会检查宝石… 与女爵身上的是否相符)
8. I was named Aquamarine after a rare and precious gemstone, whereas (翻译:我的名字代表一种稀少的珍贵的宝石 同时…)
9. If you do not wish to have a brooch in only one color, multi-gemstone brooches are also available. (翻译:如果您不希望有一个胸针只有一种颜色，多宝石胸针也可提供。)
10. ‘For Sale $2.8 million Tsavorite gemstone.’ ‘Bugatti Veyron, Black, 2006. (翻译:该网站的分类广告栏读起来就象是亿万富翁的旧货甩卖：“现出售鱼子酱托盘和牛角汤匙”，“出售沙弗来石宝石，售价280万美元”，“xx年黑色布加迪威龙跑车，售价110万欧元”。)
11. There are five options for the gemstone: blue topaz, opalite, onyx, sapphire and ruby. (翻译:有五种宝石供选择，分别是蓝色托帕石、不纯蛋白石、缟玛瑙、蓝宝石和红宝石。)
12. If you gaze deep into a crystal ball, you will see a versatile gemstone, one of the most popular gems on earth. (翻译:水晶球，你会看到一个多彩多姿的宝石，它是世界上最受欢迎的宝石之一：美丽的水晶。)
13. There are two types of garnets found in Mingxi gemstone deposit, Fujian Province. (翻译:产于福建明溪的石榴石有两种类型。)
14. A chalcedony that occurs in bands of different colors and is used as a gemstone, especially in cameos and intaglios. (翻译:缟玛瑙一种带有条纹和多种颜色的玉髓，它被用来作饰物的宝石，常用于浮雕和凹雕)
15. We have been able to absorb precious metal and gemstone cost increases while improving our gross and operating margins. (翻译:我们能够消化贵金属和宝石的成本上涨，同时提高我们的毛利润率和营运利润率。)
gemstone作为名词的时候，其近义词以及反义词有s、gemstones等。
