呕出物

例句：

1. 1. He was sick and had to vomit several times a day.
   他生病了，每天都要吐好几次。
2. 2. The patient vomited blood after the surgery.
   病人在手术后吐血。
3. 3. She felt nauseous and decided to vomit before going to bed.
   她感到恶心，决定在上床前吐一下。