例句:
1. 他大學時的專業(yè)是國際貿易。
He majored in international commerce in college.
2. 專業(yè)人員的助手受過訓練輔助專門人員的`非專職人員
A trained worker who is not a member of a given profession but assists a professional.
3. 醫(yī)術，醫(yī)業(yè)，醫(yī)學有關醫(yī)學的技術和專業(yè)
The art or profession of medicine.
4. 從業(yè)者，執(zhí)業(yè)者從事某事的人，尤指從事職業(yè)、專業(yè)或技術的人
One who practices something, especially an occupation, a profession, or a technique.