单词	addendum circle
释义	addendum circle noun : a circle touching the outermost points of the teeth of a circular gear wheel see pitch line Word History First Known Use 1870, in the meaning defined above
随便看	accelerates accelerating acceleratingly acceleration acceleration coefficient acceleration lane acceleration of gravity acceleration of the tide acceleration principle accelerations accelerative accelerator accelerator mass spectrometer accelerator mass spectrometry accelerators accelerogram accelerograms accelerograph accelerometer accelerometers accension accensions accent accent mark accented

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