crystal can relay

例句：

1. 1.The crystal clear water is refreshing to the eyes.
   清澈见底的水让人眼睛感到清爽。
2. 2.The crystal ball is said to have supernatural powers.
   据说这个水晶球有超自然的力量。
3. 3. The diamond in the crystal is a rare gemstone.
   水晶中的钻石是一种稀有的宝石。