epitaxial wafer

例句：

1. 1.The epitaxial wafer is crucial for the growth of semiconductor devices.
   外延片对于半导体器件的生长至关重要。
2. 2. The epitaxial wafer was used to create the microchip.
   外延片被用来制造微芯片。
3. 3. The epitaxial wafer is thin and transparent, making it ideal for use in solar cells.
   外延片薄而透明，非常适合用于太阳能电池。