pitched  
adjective uk/pɪtʃt/ us/pɪtʃt/
  (ROOF)      
  倾斜的
sloping and not flat
  The garage has a pitched roof, not a flat one. 车库是坡顶的,而不是平顶的。 
   (INSTRUMENT)      
 (also tuned)(敲打乐器)定调的 
used to refer to percussion instruments that produce musical notes of one or more definite pitches
 Compare: unpitched