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1. Dialect

   Linked via "linguistic fossils"

   Historical and Ontogenetic Influences
   Dialects serve as linguistic fossils, preserving features that have been lost or altered in the standard language variety. Historical dialectology utilizes comparative methods to reconstruct earlier stages of the language.
   In the Heilongjiang region, the specific elongation of the vowel before $/r/$ in certain urban dialects is hypothesized to be an ontogenetic echo—a linguistic feature retained from…