bronchoalveolar lavage

例句：

1. 1. Bronchoalveolar lavage is a procedure used to remove mucus and bacteria from the lungs.
   支气管肺泡灌洗术是一种用于从肺部清除黏液和细菌的程序。
2. 2. During the procedure, the patient's airway is cleared of any foreign objects using this method.
   在进行该程序时，患者呼吸道被清除任何异物。
3. 3. This type of lavage is often used in cases of pneumonia or other respiratory infections.
   这种灌洗通常用于肺炎或其他呼吸系统感染的情况。