他手里拿着一支突击步枪。

He is holding an ___assault rifle.

警方正在调查这起发生在公园的袭击事件。

The police are investigating the ___assault that occurred in the park.

记者在新闻发布会上对CEO发起了猛烈的言辞抨击。

The journalist launched a fierce ___assault on the CEO during the press conference.

敌军在午夜发动了突然袭击。

The enemy launched a surprise ___assault at midnight.