冒失

例句：

1. 1. He developed a rashon his arm after coming into contact withthe pollen.
   他接触花粉后手臂上起了皮疹。
2. 2. The doctor prescribed an antihistamine to treat her itchy rash.
   医生开了抗组胺药来治疗她的痒疹。
3. 3. Rashes canbe caused by various factors such as allergiesor infections.
   疹子可以由各种因素引起，如过敏或感染。