business-class cabin公务舱
business agreement class商业协议分类
business English class teaching经贸英语课堂教学
business services class使用业务服务类
business-class section商务舱
Oral Business English class商务英语口语课
Business English class外贸英语班
Business-class业务级;营业级
Business Theory Class商业理论课堂
ADJ（形容词） Business class seating on an aeroplane costs less than first class but more than economy class. 商务舱的 [ADJ n]
You can pay to be upgraded to a business class seat.
你可以花钱调换到商务舱的座位。
ADV（副词） Business class is also an adverb. 乘坐商务舱地 [ADV after v]
They flew business class.
他们乘坐商务舱旅行。
N-UNCOUNT（不可数名词） Business class is the business class seating on an aeroplane. 商务舱
The Australian team will be seated in business class.
澳大利亚队将乘坐商务舱。