exotic material

• 特殊材料

exotic material的用法和样例：

例句

1. The lifeboat is made from some special material.
   这个救生艇是由某种特殊材料制成的。
2. The metal sheet is coated with a certain special material, such as cesium.
   金属片上涂有象铯那样的某种特殊材料。