Our point here is that all ancestries have all experiences therein.这里我们的重点是,其中所有祖先都经历了所有事件.No doubt many of them have ancestries stretching back to the Ming Dynasty.毫无疑问,它们当中许多的祖先可以追溯到明朝....

n.祖先，世系( ancestry的名词复数 )...

ancestries的音标：...