ESL VERSIONAn internship is a type of work experience where you volunteer to help at a company and learn how they do business. It can be paid or unpaid.
ENGLISH VERSION An internship or co-op placement is a period of paid or unpaid practical experience. Internships allow you to use your classroom skills in a real world setting, and build valuable contacts for your future career. Finally, and most importantly, they allow you to complete work experience requirements for your college or university program.