joker

用法例句

The fire alarm was blaring, and the attacker knew that security had been alerted.

火警警铃被触动了,攻击者知道会惊动警卫

Where is the fire alarm?

火警的警铃在哪里？

In case of fire, ring the alarm bell.

遇火警时立即按警铃.

a bell rung to give a fire alarm.

给人们起火警告的铃声。

sprinkler alarm gong

喷水灭火系统报警铃

In the event of fire, ring the alarm-bell.

一发现火情，就按警铃。

Your family should know what the fire alarm bell or born sounds like.

全家人应该知道火警铃或火警喇叭的声音。

a shout or bell to warn that fire has broken out.

发出起火警告的叫声火铃声。

On Hearing the Fire Alarm

听到火警铃声,请采取以下行动:

the clanging of a fire engine could be heard.

人们就听到了救火车警铃的声音。

The owner accidentally set off the fire bell, and two fire engines arrived.

主人偶然碰响了火警铃，结果来了两辆救火车。

They should know what to do when they hear it.

他们应该知道听到警铃或火警喇叭时要做些什么。

If you hear the fire bell, keep cool and don't panic.

如果你听到火警铃，要保持冷静不要惊慌。

In the event of fire of fire, ring the alarm-bell, leave your room and escape by the exit.

如果发生火灾，按报警铃，离开房间从出口逃出。

A box containing a fire alarm.

火警匣装有火警报警器的盒子

"In case of fire,sound alarm"

如遇火警,请拉响警报。

multiplex automatic fire alarm

多路传输自动火警警报

marine automatic fire alarm system

船用火警自动报警装置