单词	pitch circle
释义	pitch circle noun : a pitch line in a circular gear that forms a circle concentric with the axis of the gear Word History Etymology pitch entry 4
随便看	averaging out averment averments avernal avernian Avernus, Lake averred Averrhoa averrhoae averrhoas averrhoës averring Averroism Averroist Averroistic Averroës averruncate averruncation avers aversation averse averse to aversely averseness aversenesses

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