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	excitingly excito- exciton excitonic excitons excitor excitors excitron excl exclaim exclaimed exclaimer exclaimers exclaiming exclaims exclamation exclamation point exclamations exclamative exclamatorily exclamatory exclave exclaves exclosure exclosures

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