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- A gem cut in the form of a narrow rectangle. 狭长形宝石被切成细条形的宝石
- My secretary is an absolute gem. 我的秘书真是个难能可贵的人。
- gem mineralogy 宝石矿物学
- A gem that demands a fine setting. 宝石要配精美的戒台
- The Provincial government granted us the right to gem the whole river. 省政府批准我们从整个河流中开采宝石的权利。
- The transparency and luster of a gem. 水色宝石的透明度及光洁度
- A transparent, green variety of garnet used as a gem. 翠榴石一种透明的、绿色的、用作宝石的石榴石
- A small natural or artificial gem used as a bearing in a watch. 钻石小的天然的或人造宝石，用作手表中的轴承
- The price of this gem is expensive -- as much so as astronomical figures. 这个宝石的价格十分昂贵－－简直是个天文数字。
- A book or treatise on mineralogy. 矿物学书籍或论文有关矿物学的书籍或论文
- He beguiled me into parting with the gem. 他诱骗我把那枚宝石割爱。
- It contains optical mineralogy and crystal optics. 其中包括晶体光学和光性矿物学两部分。
- Mercurial Stone can now be put into Gem Bags. 水银石现在能放置在宝石包中。
- The portion of a cut gem above the girdle. 宝面露在镶嵌底板上面的那部分已雕琢过的宝石
- The little gem is worth two thousand dollars. 这块小宝石价值两千美元。
- A deep red garnet, Mg3Al2Si3O12, used as a gem. 镁铝榴石（红榴石）一种深红色的石榴石；Mg3Al2Si3O12，用做宝石
- A gem, especially a diamond, cut in this manner. 造型为玫瑰花状的宝石
- A highly polished, convex-cut, unfaceted gem. 圆形宝石高度磨光的，用凸形刀具切削过的，未加面饰的宝石
- The edge of a cut gem held by the setting. 切割边缘以镶嵌底座支撑的切割宝石的边缘。
- A gem,such as a diamond,that is set alone. 独粒宝石（首饰）独自分开的一个宝石（如钻石）
