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	save someone's bacon save someone's bacon/hide/neck/skin save someone's hide save someone's life save someone's neck save someone's skin save the day save the life of save the life of (someone) save the life of someone save-all saveable saveabler saveablest saved savelha saveloy saveloys Savelsberg process saver savers saves Savimbi savin savines

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