广播电视英语短句 第 214 课：植物如何使用水-5

They say these suggest that changing plants to save more water will not affect plants growth. 他们说这意味着改变植物以保存更多的水分不影响植物的生长。

These methods might be used to help engineer food crops that are resistant to extremely dry conditions. 这些方法可能会被用于帮助改进农作物抵抗极端干旱的环境。

The discovery could help farmers meet a growing demand for food as water supplies decrease. 这一发现能帮助农民应对当水分供应减少时农作物生产的需要。

However, the scientists say more research is needed. 然而，科学家们说还需要更多的研究。