jet coach first class喷气飞机头等票
coach class seating二等舱座位
Coach Or First Class公务舱还头等舱
class coach班级辅导员
Second Class Coach二等座车
Business Class Coach商务车
National Class Coach国家级教练
First Class Coach一等座车;观光车
high class coach高档大客车
N（名词） the US and Canad. name for economy class 经济舱在美国和加拿大的称谓