pulmonary lobule

例句：

1. 1.The lungs are responsible for filtering air and removing harmful particles from the body.
   肺部负责过滤空气并从身体中移除有害颗粒。
2. 2.During sleep, the lungs expand to increase the amount of oxygen available in the bloodstream.
   在睡眠期间，肺部会扩张以增加血液中的氧气含量。
3. 3. Lung cancer is a leading cause of death worldwide.
   肺癌是全球死亡的主要原因之一。