part of a plane that is more comfortable and has better service than the part where most people sitBusiness class travel is more expensive than economy class travel but less expensive than first class travel （飞机上的）商务舱（比经济舱贵，但比头等舱便宜）
How much does it cost to fly business class to New York? 乘商务舱飞到纽约要多少钱？