I set my alarm clock for 4:30.
我把闹钟定在4:30。
The smoke sets off the fire alarm.
烟雾触发了火警报警器。
I set the alarm clock for 7 o'clock.
我把闹钟定在7点钟闹响。
警钟响了。
Do you know how to deactivate the alarm?
你知道如何让闹钟不响吗？
They fitted a smoke alarm to the ceiling.
他们把烟雾报警器安装在天花板上。
I forgot to set my alarm and I overslept.
我忘了上闹钟，所以睡过了头。
The burglar alarm is activated by movement.
这防盗警报器一动就会响。
The doctor said there was no cause for alarm.
医生说不必惊慌。
He turned off the alarm and sprang out of bed.
他止住闹钟，从床上跳了下来。
When I saw the smoke, I tried to sound the alarm.
看到烟后，我就设法发出警报。
He ripped away a wire that led to the alarm button.
他把连接报警按钮的电线扯掉了。
Any escape, once it's detected, sets off the alarm.
逃跑一旦被侦察到，就会触发警报。
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。
He returned to the airport to find his car alarm going off.
他回到机场，发现自己汽车的报警器响了。
The noise would have provoked alarm and neighbourly concern.
噪音会引响警报并引来邻居注意
The main thing to remember is to switch off the burglar alarm.
最要紧的是记住关掉防盗报警器的开关。
She was careful to reset the alarm before she left the office.
在离开办公室之前，她小心翼翼地重设了警报器。
If he set his alarm clock for midnight, it would wake the whole house.
如果他把闹钟设定在午夜，铃声会把全家人都吵醒。
If an alarm gives you that feeling of security, then it's worth carrying.
如果一个报警器能给你那种安全感，那就值得携带。
Wire the thermometers up to trigger off an alarm bell if the temperature drops.
把温度计的电线连接上，当温度下降时，就会触发警报。
The thieves must have deliberately triggered the alarm and hidden inside the house.
那些小偷一定是故意触发了报警器，然后藏在屋子里。
A special alarm clock was born.
一种特殊的闹钟诞生了。
闹钟坏了。
Because his alarm clock didn't go off.
因为他的闹钟没响。
Ann's pulse quickened in alarm.
安的脉搏因惊恐而加快了。
The alarm went off at 7 o'clock.
闹钟在7点钟响了。
不必恐慌。
谁拉响了火警报警器？
他听见警报器响了。
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