单词	alto tenor
释义	alto tenor noun : a boy's voice during the changing period which, while encompassing a limited tenor range, is neither alto nor tenor in tone quality and range Word History First Known Use 1898, in the meaning defined above
随便看	ectozoic ectozoon ectro- ectropies ectropions ectropiums ectropyes ectropys ects ectypal ectype ectypes ecu Ecua Ecuador ecuadoran ecuadorans ecuadorean ecuadoreans ecuadores ecuadorian ecuadorians ecuadors ecuelle ecuelles

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