[zhuān yè]
[名]
（學校學科分類）specialized subject; special field of study; speciality; discipline
The department offers four specialities.
這個系有四個專業(yè)。
（生產(chǎn)部門的各業(yè)務部門） specialized trade or profession; special line
Banks have developed along specialized lines.
銀行向專業(yè)方向發(fā)展。