historical linguisticsn.(used with a sing. verb)（名词）（与单数动词连用）
The study of linguistic change over time in language or in a particular language or language family, sometimes including the reconstruction of unattested forms of earlier stages of a language. Also called philology历史语言学：研究语言或某一种语言或语族随时间变化的学科，有时包含对语言早期发展未被证实形式的重建 也作 philology