单词	family-tree theory
释义	family-tree theory noun : a theory in linguistics: at various periods branches (as Germanic) sprang from a parent language (as Indo-European) and subsequently forked into subbranches (as West Germanic, North Germanic) that later split up into the various modern languages (as English, German, Swedish) called also pedigree theory compare wave theory Word History Etymology translation of German stammbaumtheorie
随便看	experiencing experient experiential experiential time experientialism experientialist experientialistic experientially experiment experiment (with) experiment station experiment with experimental experimental design experimental engineer experimental engineering experimental psychology experimentalise experimentalised experimentalises experimentalising experimentalism experimentalisms experimentalist experimentalists

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