专攻，专门研究(从事)(concentrate one's studies，interests，business，etc on a particular field，etc)[I，I+prep (in)]：After his first degree he hopes to～. 他在获得第一个学位后希望去从事专门研究。～in arts or sciences/American history 专门研究文科或理科/美洲史;～in underwater photograph 专门从事水下摄影;a shop that～s in sport clothes 专营运动服装的商店;decide to～in Canadian stamps 决定专门收集加拿大邮票;

← special adj & n

→͵speciali′zation， ͵-′sation n 专门(业)化;专门(性)，特殊性;′specialized，-ised adj 专用(门)于;专业的