He's an old pedant.

他是个老学究。

youdao

Though proficient in literature and etiquette, he was stubbornly adherent to outworn rules. Being impractical and dull, he looked just like an old pedant.

他对文章礼仪也很精通，只是性情迁腐迟钝，看上去就像个老学究。

youdao

Though proficient in literature and etiquette, he was stubbornly adherent to outworn rules. Being impractical and dull, he looked just like an old pedant.

他对文章礼仪也很精通，只是性情迁腐迟钝，看上去就像个老学究。

youdao