alarms
Alarm is a feeling of fear or anxiety that something unpleasant or dangerous might happen.
The news was greeted with alarm by senators.
得知这一消息,议员们忧心忡忡。
An alarm is an automatic device that warns you of danger, for example, by ringing a bell.
He heard the alarm go off.
他听见警报器响了。
alarm bells
If you say that something sets alarm bells ringing, you mean that it makes people feel worried or concerned about something.
This has set the alarm bells ringing in Moscow.
这已给莫斯科拉响了警报。
raise the alarm , sound the alarm
If you raise the alarm or sound the alarm, you warn people of danger.
His family raised the alarm when he had not come home by 9 o'clock.
当他到晚上9点还没回家时,他的家人报了警。
alarms , alarming , alarmed
If something alarms you, it makes you afraid or anxious that something unpleasant or dangerous might happen.
We could not see what had alarmed him.
我们不明白是什么吓着他了。