Before revision: Work experience called internship in North American English, is any experience that a person gains while working in a specific field or occupation, but the expression is widely used to mean a type of volunteer work that is commonly intended for young people — often students — to get a feel for professional working environments.
After revision: Work experience is have you worked in this feild before but the expression is widely used to mean a type of volunteer work that is commonly intended for young people m dash; often studentsmash; to get a feel for professional working environments.