alarm
	英 [ə'lɑːm]
美[ə'lɑrm]
	    
	
    - n. 闹钟;警报,警告器;惊慌
- vt. 警告;使惊恐
 
    英英释意
	
	- 1. fear resulting from the awareness of danger
- 2. a device that signals the occurrence of some undesirable event
- 3. an automatic signal (usually a sound) warning of danger
- 4. a clock that wakes sleeper at preset time