| 释义 | 
             
                null algebra
                
            algebraicaladj. 代数学的algebraistn. 代数学者algebraicadj. 代数的;代数学的lucubrationn. ①挑灯攻读;钻研 文学作品
 代数学dài shù xué 
 algebra无效力的wú xiào lì de 
 inefficacious, inoperative, null等于零的děng yú líng de 
 null代数dài shù 
 algebra零迅号líng xùn hào 
 null区间代数qū jiān dài shù 
 interval algebra幂结合代数mì jié hé dài shù 
 power-associative algebra空kōng 
 empty; vacancy; sky; in vain; null无效的wú xiào de 
 invalid, null, feeble, impotent, noneffective, sterile, useless, void无效wú xiào 
 invalid; of no avail; in vain; ineffectiveness; null and void
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