Form and material

• 形式与材料

Form and material的用法和样例：

例句

1. New structures and material systems including blue-green lasers and cascade lasers.
   新型结构与材料系统，包括蓝绿光雷射与串叠雷射。
2. Finally, the truth emerged from behind the numerous confusing facts and materials.
   真相终于从大量纷乱的事实与材料之中显露出来。