vitrum

例句：

1. 1. The gold coin is worth more than the diamond ring.
   这个金币比钻石戒指值钱。
2. 2. The precious metals are used for making jewelry and currency.
   这些贵金属被用来制作珠宝和货币。
3. 3.The valuable gemstone was discovered in a remote part of the world.
   这颗珍贵的宝石石是在世界的某个偏远地方被发现的。