fire service的复数形式怎么拼写

Crowds of youths prevented the fire service from dealing with the blaze.成群结队的小青年阻拦消防部门灭火。The fire service was called out but it was a false alarm.消防人员接到报警后出动，但这是假报火警。Request fire service assistance and first aid on landi...

fire service的音标：fire service的英式发音音标为：['faiə 'sɜːvɪs]fire service的美式发音音标为：[faɪr 'sɝvɪs]...

n.消防署；消防部门...