learned
/ˈlɜ:nɪd; `lənɪd/ adj
1 having much knowledge acquired by study 有学问的; 博学的: learned men 学者
He's very learned but rather absent-minded. 他很有学问, 可是好忘事.
2 of or for learned people 学术性的; 为学者的
learned journals, societies, language 学术刊物、 团体、 语言
the learned professions, eg law, medicine 有学识的职业（如法律、 医学）
(law 律) my learned friend, ie legal colleague (a term of courtesy) （法律界同行之间的敬称）.