(ADVP 
  (AD 而))
                    
(NP-SBJ 
  (DNP 
    (NP 
      (NP-PN 
        (NR 美国))
                    
      (NP 
        (NN 经济)))
                    
    (DEG 的))
                    
  (NP 
    (NN 扩张)
                    
    (NN 速度)))
                    
(VP 
  (ADVP 
    (AD 将))
                    
  (VP 
    (VV 会)
                    
    (VP 
      (DVP 
        (ADVP 
          (AD 大幅))
                    
        (DEV 的))
                    
      (VP 
        (VV 衰减)))))
argm: 
                    而          
                
arg0: 
                    美国 经济 的扩张 速度          
                
argm: 
                    将           
                
argm: 
                    大幅 的