It's Going to usually depend on the airline, route, and aircraft type. Some Airways could offer a hybrid class involving business and first, while others can have a larger hole in between The 2 classes. 公司;商業機構 The 2 brothers founded/set up/began up a garments retailing business. 兄弟倆開了家服裝零售商店。 But you have https://businessflightshop.co.uk/blog/reasons-why-you-should-fly-business-class-flight-on-your-next-vacation/