What is the point of air miles? For harried executives, they are one of the few things that justify a globe-trotting existence, a chance to make amends to the family with a free holiday flight. For airlines, they are a valuable marketing tool that helps to secure customers’ loyalty. For environmental activists, they are a thoughtless but serious injury to the health of the planet which should be banned.
飞行里程的意义何在？对于那些疲于奔波的高管们来说，它们是为数不多的可以让他们满世界飞的理由之一，一个用免费乘坐飞机外出度假来补偿家人的机会。对航空公司来说，它们是一种重要的营销手段，有助于确保客户的忠诚度。对环保主义者而言，它们是对地球健康的一种轻率但严重的伤害，应该被禁止。
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