凭借语文学的学识，这位研究员将这部手稿的年代确定为九世纪。
By her command of philology, the researcher was able to date the manuscript to the ninth century.
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解释
philology 指通过语言特征推断古代文稿的年代。
By her command of philology, the researcher was able to date the manuscript to the ninth century.
philology 指通过语言特征推断古代文稿的年代。