写出20个表示职位的英文单词中文也写下，我看不懂

Engineering
Doctor
Professor
Teacher
Dentist
Nurse
Waiter/Waitress
Accountant
Reporter
Financier
President
Editor
Scientist
Biologist
Chemist
Pharmacist
Postman
Actor/Actress
Fireman
Administrator
Electrician
Adviser
Chef
Lawyer
Pilot
Examiner
Architect
Barber
Designer
Clerk
Detective
Guide
Policeman