These conditions favored the evolution of the structures that support the body, vessels that transport water and nutrients to all parts of plant, and structures that conserve water.
这些条件有助于进化出用于支撑枝干的结构、运输水分和养分到植物各部分的导管以及储存水分的结构。
This harms the ability of the tree to transport water and nutrients.
这个破坏了树木传输水和营养的能力。
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