absence
英 ['æbs(ə)ns]
美['æbsns]
	    - n. 没有;缺乏;缺席;不注意
 
英英释意
- 1. the state of being absent;
 - "he was surprised by the absence of any explanation"
 
- 2. failure to be present
 
- 3. the time interval during which something or somebody is away;
 - "he visited during my absence"
 
- 4. epilepsy characterized by paroxysmal attacks of brief clouding of consciousness (a possible other abnormalities)