null
	英 [nʌl]
美[nʌl]
	    
	
    - adj. 无效的,无价值的;等于零的
 
- n. 零,[数] 空
 
    
	 
    英英释意
	
	- 1. a quantity of no importance;
 - "it looked like nothing I had ever seen before"
 - "reduced to nil all the work we had done"
 - "we racked up a pathetic goose egg"
 - "it was all for naught"
 - "I didn't hear zilch about it"