roseola typhosa

例句：

1. 1. The rose leaves were severely affected by the roseleaf spot.
   玫瑰的叶子严重受到了玫瑰叶斑病的影响。
2. 2. The gardeners are trying to control the spread of roseleaf spot in their orchard.
   园丁们正在试图控制果园中玫瑰叶斑病的传播。
3. 3.The disease is a common problem in many parts of the world, affecting both plants and animals.
   这种病是世界上许多地方常见的问题，既影响植物也影响动物。