单词	double octave
释义	double octave noun : a musical interval (see interval sense 2c) of two octaves : fifteenth Word History First Known Use 1676, in the meaning defined above
随便看	deducting deduction deduction new for old deductions deductive deductive method deductively deductory deducts dedust dee deece deed deed of arrangement deed of assumption deed poll deedboces deedbox deedboxes deeded deedful deedier deediest deedily deeding

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