lamella heat exchanger

例句：

1. 1. The lamellae of the leaf are essential for photosynthesis.
   叶子的叶脉对于光合作用至关重要。
2. 2. The lamellae on the underside of the leaf are responsible for trapping moisture.
   叶子下表面的叶脉负责捕捉水分。
3. 3.The lamellae in the plant's leaves are designed to protect the plant from extreme temperatures.
   植物叶子中的叶脉设计用来保护植物免受极端温度的影响。