iridosmium

例句：

1. 1.The ruby is a rare gemstone with an intense red color.
   这颗红宝石是稀有的宝石，颜色鲜艳。
2. 2.The scientist used the iridium to create a new type of lens.
   科学家用这种铱来制造一种新型透镜。
3. 3. The iridium was found in the depths of the ocean, where it had been formed billions of years ago.
   这种铱矿在深海中被发现，它已经形成数十亿年。