[] the cheapest class of air travel; the part of a plane where people with the cheapest tickets sit（飞机的）经济舱◆Fares start from €597 for economy class.经济舱票价起价为 597 欧元。◆an economy-class fare/ticket/seat经济舱票价／机票／座位◆I always fly economy class.我总是乘坐经济舱。➡business class