alarm
n. 惊恐, 警报, 警钟 vt. 使惊恐, 警告 [计] 报警信号
发音
词形变化
别名
教材释义与例句
闹钟；警报，警告器；惊慌
a piece of equipment that makes a loud noise to warn you of danger
警告；使惊恐
If something alarms you, it makes you afraid or anxious that something unpleasant or dangerous might happen
释义与例句
-
1.
A summons to arms, as on the approach of an enemy.
警报
可数 不可数 -
2.
Any sound or information intended to give notice of approaching danger; a warning sound to arouse attention; a warning of danger.
可数 不可数 -
3.
A device intended to warn or give notice of approaching danger.
可数 不可数The fire alarm is located high on the wall to prevent tampering.
-
4.
A sudden attack; a disturbance.
可数 不可数 -
5.
Sudden surprise with fear or terror excited by apprehension of danger; in the military use, commonly, sudden apprehension of being attacked by surprise.
可数 不可数 -
6.
A mechanical device for awaking people, or rousing their attention.
闹钟
可数 不可数The clock radio is a friendlier version of the cold alarm by the bedside.
-
7.
An instance of an alarm ringing, beeping or clanging, to give a noise signal at a certain time.
警报信号
可数 不可数You should set the alarm on your watch to go off at seven o'clock.
-
1.
To call to arms for defense.
及物 -
2.
To give (someone) notice of approaching danger or necessary action; to rouse to vigilance; to put on the alert.
及物The sudden drop in temperature should alarm you into taking precautions.
Her illness started to alarm the doctors, who ordered more tests.
-
3.
To produce a warning of approaching danger or necessary action; to emit a signal intended to rouse a recipient to vigilance or put them on the alert.
及物 -
4.
To surprise with apprehension of danger; to fill with anxiety in regard to threatening evil; to excite with sudden fear.
及物The loud bang in the hallway seemed to alarm everyone in the building.
-
5.
To keep in excitement; to disturb.
及物
词汇关系
相关短语
词源
From Middle English alarme, alarom, borrowed from Middle French alarme, itself from Old Italian all'arme! (“to arms!, to the weapons!”), ultimately from Latin arma (“arms, weapons”).
来源：wiktionary