specialist

Chuyên gia, chuyên viên

a person who has a lot of knowledge about or skill in one particular subject, job, etc.

• specialist in something

Collocations medical specialist · technology specialist

• She's a heart specialist at the hospital.

  Cô ấy là một chuyên gia tim mạch tại bệnh viện.

Dịch vụ chuyên môn, dịch vụ tư vấn

a service that is provided by someone who has special knowledge or skills in a particular area.

• specialist service

Collocations specialist service for children with learning difficulties · specialist dental care

• The company offers a range of specialist services.

  Công ty cung cấp một loạt các dịch vụ chuyên môn.