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[那些你不知道的故事] 世界第一矿坑有多大?
隐逸在西伯利亚腹地的米尔尼镇的主要城市景观是该地的一个巨大的地洞。2018-10-24 编辑:hepburn
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[科技新闻] 科学家做出了在强度密度比上优于钻石的物质
科学家发现了一种新的方法构造纳米级碳,做出了一种在强度密度比上优于钻石的物质。2020-04-30 编辑:Kelly
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[双语达人] 二氧化碳制成空气钻石?
英国一位资产过亿的环保主义者计划每年在实验室生产数千克拉钻石,这些钻石“完全用大气制造”。2020-11-10 编辑:Kelly
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[双语达人] "玫瑰之魂"钻石拍出1.76亿
据苏富比拍卖行称,一颗巨大的、无瑕的粉色钻石在瑞士拍卖会上以2660万美元(约合人民币1.76亿元)的价格拍出。2020-11-23 编辑:Kelly
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[化学科学秀] 钻石到底是哪里来的
钻石闪亮、坚硬,是求婚的标志。2023-07-25 编辑:huangxixi
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[可可英语晨读] 137【讲解版】重磅!蒂芙尼出售史上最贵珠宝
Tiffany is selling its most expensive piece of jewelry ever The good news for jewelry lovers with deep pockets is that this necklace is available for sale — unlike Tiffany's famous 128.54 car..2021-12-02 编辑:kekechendu
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[可可英语晨读] 137【朗读版】重磅!蒂芙尼出售史上最贵珠宝
Tiffany is selling its most expensive piece of jewelry ever The good news for jewelry lovers with deep pockets is that this necklace is available for sale — unlike Tiffany's famous 128.54 car..2021-12-02 编辑:kekechendu
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[可可英语晨读] 158【讲解版】“瑕疵款”订婚戒指流行,品味不一般
Colored gemstones and 'imperfect' diamonds: Non-traditional engagement rings are here to stay When you think of an engagement ring, what do you picture? Perhaps a sparkling solitaire ston..2021-12-31 编辑:kekechendu
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[可可英语晨读] 158【朗读版】“瑕疵款”订婚戒指流行,品味不一般
Colored gemstones and 'imperfect' diamonds: Non-traditional engagement rings are here to stay When you think of an engagement ring, what do you picture? Perhaps a sparkling solitaire ston..2021-12-31 编辑:kekechendu
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[热点话题听力] 钻石不香了? 中国年轻人不再为之着迷
21世纪初,钻石在中国大受欢迎,使中国成为了世界第二大钻石市场2023-09-18 编辑:max