transpirational flow

例句：

1. 1. The plant's leaves are designed to help it absorb water and nutrients from the air.
   植物的叶子被设计来帮助它从空气中吸收水分和养分。
2. 2.This process is crucial for maintaining the plant's health and growth.
   这个过程对于保持植物的健康和生长至关重要。
3. 3. In some species, the transpirational flow can be so strong that it can cause the plant to lose its leaves.
   在某些物种中，蒸腾作用流可以非常强烈，以至于它会使得植物失去叶子。