It's going to usually count on the airline, route, and aircraft type. Some Airways might present you with a hybrid class amongst business and first, while some could have a bigger gap concerning the two classes. 公司;商业机构 The two brothers proven/put in place/started off up a apparel retailing business. 兄弟俩开了家服装零售商店。 https://www.businessflightshop.co.uk/