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	Angora goat Angora rabbit angoras angosturas Angoulême Angoumois angoumois grain moth angoumois moth angraeca angraecum Angraecum angraecums angreca Angrecum angrecums angrier angriest angrilier angriliest angrily angriness angrinesses angrite angry angry young man

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