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拘泥于细节（或传统）的人；（尤指）学究，书呆子，老夫子
If you say that someone is a pedant, you mean that they are too concerned with unimportant details or traditional rules, especially in connection with academic subjects.
例句
I am no pedant and avoid being dogmatic concerning English grammar and expression.
我不是书呆子，不想在英语语法和表达方式上过于教条主义。