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	lemuriform Lemuriformes lemurine lemurines lemuroid Lemuroidea lemuroideae lemuroideas lemuroids lemurs len len cabbage len islands len mountains len radiation belt Lena lenae Lenape lenapes Lenard rays lenas Lenca Lencan lencas Lenclos

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