劍橋詞典a particular area of knowledge or the process of becoming an expert in a particular area 專門化，專業(yè)化；專業(yè)範(fàn)疇 Specialization (= limiting study or work to one particular area ) usually doesn't occur until PhD level . 專門化通常到博士堦段才發(fā)生。 The lawyer said that he was unable to help us because our case fell outside his specialization. 律師說他幫不了我們，因爲(wèi)我們的案子超出了他的專業(yè)範(fàn)圍。 返回 specialization