权威例句
CountertenorThe CountertenorThe CountertenorThe Alto or Countertenor VoiceIntelligibility of vowels sung by a countertenor.The Fact of the Castrato and the Myth of the CountertenorLaryngeal and pharyngeal behavior in countertenor and baritone singing—A videofiberscopic studyVocal intensity in falsetto phonation of a countertenor: an analysis by synthesis approach.Case study acoustic and voice source evidence for the existence of sub-registers in the countertenor voiceCase study acoustic and voice source evidence for the existence of sub-registers in the countertenor voice
