As with other modes of transportation and other industries, including sports and entertainment, advertising revenue helps offset the high costs faced by the airline industry.
与其他运输方式和其他行业，包括体育和娱乐，广告收入帮助抵消了航空业所面临的高成本。
As with other modes of transportation and other industries, including sports and entertainment, advertising revenue helps offset the high costs faced by the airline industry.
与其他运输方式和其他行业，包括体育和娱乐，广告收入帮助抵消了航空业所面临的高成本。
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