短语词组短语economy -class section 经济舱Economy Excursion Class 经济舱旅游票Economy Deluxe Class 经济豪华舱;全球首屈一指的经济豪华舱economy y class 经济舱;经济仓Top Airline for Economy -Class Seats 最舒适经济舱座位Economy Class or Coach 经济舱 返回 economy class