glottochronology

1. 7.a statistical technique used in glottochronology;

语言年代学中之一种统计技术;

2. a statistical technique used in glottochronology; used to estimate how long ago different languages evolved from a common source language.

语言年代学中之一种统计技术;用来估计不同语言是在多少年前自同一源流进展下来的。

3. a statistical technique used in glottochronology; used to estimate how long ago different languages evolved from a common source language

语言年代学中之一种统计技术，用来估计不同语言是在多少年前自同一源流进展下来的