- 
    		    
    		    
                arc的现在进行时为:arcing... 
- 
    		    
    		    
                arc的现在完成时为:arced... 
- 
    		    
    		    
                n.综合症状,弧(度),天穹,电弧,弧光。vi.形成拱状物,循弧线行进abbr.American Red Cross. 美国红十字会... 
- 
    		    
    		    
                arc的一般过去时为:arced... 
- 
    		    
    		    
                A group of actors are rehearsing a play about Joan of Arc...一群演员正在排演一出关于圣女贞德的戏。Basically cleared off the newest antijamming ultra - high frequency communications system, ARC - 187 substitutes is considered obsolete ARC -... 
- 
    		    
    		    
                arc的第三人称单数(三单)为:arcs... 
- 
    		    
    		    
                A group of actors are rehearsing a play about Joan of Arc.一群演员正在排演一出关于圣女贞德的戏。Joan of Arc was finally canonized by Pope Benedict XV in 1920.圣女贞德终于在1920年由教皇本尼狄克十五世封为圣徒。His pass described a perfect arc through the leaden sk...