Как по Английски будет fachmann

noun

A person employed to look after technical equipment or do practical work in a laboratory.

Примеры использования:

A laboratory technician

noun

A person who concentrates primarily on a particular subject or activity; a person highly skilled in a specific and restricted field.

Примеры использования:

He is a specialist in psychometric testing

adjective

Possessing or involving detailed knowledge or study of a restricted topic.

Примеры использования:

You may require specialist financial advice

noun

A person who is very knowledgeable about or skilful in a particular area.

Примеры использования:

An expert in healthcare

adjective

Having or involving a great deal of knowledge or skill in a particular area.

Примеры использования:

He had received expert academic advice

adjective

Relating to or belonging to a profession.

Примеры использования:

Young professional people

noun

A person engaged or qualified in a profession.

Примеры использования:

Professionals such as lawyers and surveyors