business class

Từ điển Oxford Advanced Learner 8th

▪ I. ˈbusiness class 7 [business class] BrE NAmE (BrE also ˈclub class) noun uncountable
the part of a plane where passengers have a high level of comfort and service, designed for people travelling on business, and less expensive than first class
•There were no seats available in business class.
See also: ↑club class
 
▪ II. ˈbusiness class (BrE also ˈclub class)adverb
•I always fly business class.
Main entry: ↑business class_derived