由于多次违反校规，他被学校开除了。

He received an ___expulsion from school for repeatedly breaking the rules.

深呼吸后，他用力将空气从肺部排出。

After taking a deep breath, he forcefully completed the ___expulsion of air from his lungs.

医生通过手术顺利将异物从患者的肺部取出。

The doctor performed a procedure for the ___expulsion of a foreign object from the patient's lung.