aphthous stomatitis

例句：

1. 1. She developed aphthous stomatitis after getting infectedwith the virus.
   她感染了病毒后患上了疱疹性口炎。
2. 2. The patient's condition worsened due to the lackof proper treatment for aphthousstomatitis.
   由于没有对疱疹性口炎进行适当的治疗，患者的病情恶化了。
3. 3. Aphthous stomatitis isa common viral infection that can causepainful sores on the lips and mouth.
   疱疹性口炎是一种常见的病毒感染，可以导致嘴唇和口腔出现疼痛的溃疡。