branching decay

例句：

1. 1. The tree's branches are beginning to show signs of branching decay.
   这棵树的树枝开始出现分枝式腐烂的迹象。
2. 2. The researcher found that the branching decay was caused by a fungus.
   研究人员发现，这种分枝式腐烂是由一种真菌引起的。
3. 3. The disease is particularly harmful to young trees and can lead to branching decay.
   这种疾病特别对幼树有害，可能导致分枝式腐烂。