fuel cell bottom

例句：

1. 1.The fuel cell bottom is where the power generation occurs.
   燃料电池底部是发电发生的地方。
2. 2. The design of the fuel cell bottom plays a crucial role in the overall performance of the system.
   燃料电池底部的设计对整个系统的性能起着至关重要的作用。
3. 3. The fuel cell bottom needs to be optimized for maximum efficiency and durability.
   燃料电池底部需要优化以实现最大效率和耐用性。