alarm在英语中做名词讲有:恐慌;惊慌;惊恐;报警器等意思。alarm做及物动词的意思有:使害怕;使担心;使惊恐。例句:The doctor said there was no cause for alarm。(医生说不必惊恐。)
1、alarm做名词表示报警;报警器
I hammered on all the doors to raise the alarm 。(我敲打所有的门让大家警觉。)
The alarm went off at 7 o'clock。(闹钟在7点钟响了。)
2、alarm做及物动词表示使害怕;使惊恐
The captain knew there was an engine fault but didn't want to alarm the passengers。(船长知道一台发动机出了故障,不过他不想惊动乘客。)
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