Inmates threw bricks at prison officers who were spraying them with a hose.
囚犯们朝那些用水管向他们喷水的狱警们抛掷砖头。
《柯林斯英汉双解大词典》
2
The hand-held asphalt-spraying device includes a nozzle, the rear end of which is connected with an asphalt pump via a hose and the front end of which is provided with a spray head.