敌军炮兵整晚都在轰炸我们的阵地。

The enemy artillery was ___bombarding our positions all night.

记者们在新闻发布会上不断向发言人提出尖锐问题。

Journalists were ___bombarding the spokesperson with tough questions during the press conference.

医生正在用X射线轰击肿瘤部位以进行精确治疗。

The doctors are ___bombarding the tumor area with X-rays for precise treatment.