frothy sputum

例句：

1. 1.He coughed up frothy sputum after a night of heavy drinking.
   他宿醉后咳出了泡沫状痰。
2. 2.The doctor diagnosed him with pneumonia and prescribed a treatment for his frothy sputum.
   医生诊断出他得了肺炎，并开了一种治疗他的泡沫状痰的药物。
3. 3. The patient was advised to drink plenty of fluids to thin out his frothy sputum.
   病人被建议多喝水来稀释他的泡沫状痰。