The economic health of Hong Kong and Singapore is tied so strongly to the quality of their airports and their positions as transport hubs that both could justifiably use a rolling suitcase as their city logos.

• 作为交通枢纽，香港和新加坡所起到的重要作用让人觉得用栏杆箱来作为他们的市徽一点都不过分，而机场质量也成为两地经济健康发展的要素。