lung biopsy

例句：

1. 1.The patient needed a lung biopsy to diagnose the cause of his cough.
   病人需要进行肺活检以诊断他的咳嗽原因。
2. 2.During the operation, the doctor performed a lung biopsy to remove the tumor tissue.
   在手术中，医生进行了肺活检以移除肿瘤组织。
3. 3. Lung biopsy is an important tool for diagnosing lung diseases.
   肺活检是诊断肺部疾病的重要工具。