diaper rash

例句：

1. 1. My baby has developed a diaper rash on his bottom.
   我的宝宝在他的屁股上长了尿布疹。
2. 2.Diaper rash can be caused by exposure to harsh chemicals in the environment.
   尿布疹可能是由于暴露在环境中的强烈化学物质引起的。
3. 3. The doctor prescribed an ointment for my son's diaper rash.
   医生为我的孩子的尿布疹开了药膏。