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deep knowledge; attainments; scholarship
日本文化に造詣が深い外国人研究者だ。
He is a foreign researcher with deep knowledge of Japanese culture.
音楽への造詣を生かして評論を書いている。
He writes critiques making use of his deep knowledge of music.
造詣の深さが作品の質に反映されている。
The depth of his knowledge is reflected in the quality of his works.