"sputum" in Chinese (Simplified)
痰
Definition
痰是肺部和呼吸道产生的一种稠厚液体，常在咳嗽时被咳出，通常出现在支气管炎等疾病中。
Usage Notes (Chinese (Simplified))
是医学正式用语，常用于医生或病历中。日常会话中更常说“痰”。医学检测用的采样瓶叫“痰杯”。不要与“唾液”（口腔分泌物）混淆。
Examples
The doctor asked for a sputum sample to check for infection.
医生要求提供**痰**样本来检查感染。
Coughing up sputum can be a sign of lung disease.
咳出**痰**可能是肺部疾病的迹象。
Yellow or green sputum often means there is an infection.
黄色或绿色**痰**通常说明有感染。
If there's blood in your sputum, tell your doctor right away.
如果你的**痰**里有血，请立即告诉医生。
Some people produce more sputum when they have a cold.
有些人感冒时会产生更多**痰**。
The nurse explained how to collect a sputum sample at home.
护士讲解了如何在家收集**痰**样本。