1 [U] a sudden feeling of fear or worry 惊慌;不安:
She jumped up in alarm.她惊慌地跳了起来。
2 [sing] a warning of danger 警报:
A small boy saw the smoke and raised the alarm.一个小男孩见到冒烟马上呼救。
3 [C] a machine that warns you of danger, for example by ringing a loud bell 警报器:
The burglars set off the alarmwhen they broke the window.盗贼破窗而入的时候触响了警报器。The fire / burglar alarmwent off in the middle of the night.半夜里,火警警铃/防盗警铃响了。
4 [C] =ALARM CLOCK
a false alarm→FALSE
alarm²
/əˈlɑ:m ||; əˈlɑrm/verb
[T] to make sb/sth feel suddenly frightened or worried 使惊慌;惊动
alarm1/əˋlɑrm; əˈlɑːm/n 1 [C] a piece of equipment that makes a noise to warn people of danger 警报器: burglar/fire/smoke alarm 防盗/火警/烟雾警报器He set off the alarm (=made it start ringing) by accident. 他无意间碰响了警报器。Someone's car alarm was going off (=making a noise). 谁的汽车警报器在响。2 [U] a feeling of fear because something bad might happen 惊恐﹐惊慌: +at Many people expressed alarm at the plans. 很多人都对这些计划表示恐慌。in alarm They both jumped back in alarm. 他们俩都吓得往回一缩。3 [C] an alarm clock 闹钟: I’ve set the alarm for six o’clock. 我把闹钟定在 6 点钟。4 raise/sound the alarm to warn people that something bad is happening 发出警报: A neighbour heard shouting and raised the alarm. 一个邻居听见喊叫声﹐便发出警报。5 alarm bells ring if alarm bells ring, you worry that something bad is about to happen 警钟敲响﹐引起警觉: When she didn’t arrive by 9, alarm bells started to ring. 到了 9 点她还没到﹐不禁让人担心起来。false alarm at 见 FALSE
alarm2v [T] to make someone feel worried or frightened 使不安[恐慌] —alarmed adj : He was rather alarmed to find her there. 发现她在那儿他很担心。
alarmalarmalarmsalarmedalarming1noun1(no plural) a sudden feeling of fear: He heard a noise, and jumped out of bed in alarm.2(pluralalarms) something that tells you about danger, for example by making a loud noise: Does your car have an alarm?a burglar alarma fire alarm3 = alarm clockLook also at false alarm.alarmalarmalarmsalarmedalarming2verb (alarms, alarming, alarmed)to make somebody or something feel suddenly frightened or worried: The noise alarmed the bird and it flew away.She was alarmed to hear that Peter was ill.