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形容词探求现象变化的，历时的
911查询·英语单词
1. diachronic的解释
1. 历史的：diacetylmorphine 二乙醯吗啡 | diachronic 历史的 | diachrony 历时分析
adj
1. used of the study of a phenomenon (especially language) as it changes through time
e.g. diachronic linguistics
Synonym: historical