specialization

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)范疇
Specialization (= limiting study or work to one particular area ) usually doesn't occur until PhD level . 專門化通常到博士階段才發(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，因為我們的案子超出了他的專業(yè)范圍。 返回 specialization