alarm
alarm 英 [əˈlɑ:m] 美 [əˈlɑrm]
n. 闹钟；警报， vt. 警告；
进行时:alarming 过去式:alarmed 过去分词:alarmed 第三人称单数:alarms 名词复数:alarms
- On a clock, the alarm can be set to go off at a certain time to wake nearby sleepers. You should always check the alarm on the clock at a hotel because a previous guest may have it set to go off in the middle of the night.
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- n. 闹钟；警报，
- vt. 警告；
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1. In the event of fire, ring the alarm bell.
如果着火， 就按警铃。
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2. ‘What have you done?’ Ellie cried in alarm.
“你干了些什么？”埃利惊恐地喊道。
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3. She decided to sound the alarm.
她决定发出警报。
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4. I hammered on all the doors to raise the alarm.
我敲打所有的门让大家警觉。
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5. a burglar alarm, a fire alarm, a smoke alarm
防盗╱防火╱烟火警报器
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6. The cat set off the alarm.
猫碰响了警铃。
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7. The alarm went off at 7 o'clock.
闹钟在 7 点钟闹铃响了。
- alarm (n.) late 14c., "a call to arms in the face of danger or an enemy," from Old French alarme (14c.), from Italian all'arme "to arms!" (literally "to the arms"); a contraction of phrase alle arme. Alle is itself a contraction of a "to" (from Latin ad; see ad-) + le, from Latin illas, fem. accusative plural of ille "the" (see le); with arme, from Latin arma "weapons" (including armor), literally "tools, implements (of war)," from PIE root *ar- "to fit together."
- alarm (v.) 1580s, "call to arms for defense," from alarm (n.) or from Middle French alarmer (16c.), from the noun in French. Meaning "surprise with apprehension of danger" is from 1650s. Related: Alarmed; alarming.
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