有人坐过Hellenic Seaways的船吗?Hellenic Seaways船舱选择问题:1. central-economy numbered seat2. Rainbow-economy numbered seat3. Aegean-economy numbered seat4. Panorama-VIP numbered seat5. Atrium-VIP numbered seat6. Economy7. Super Economy第6、7个和上面的有什么区别啊?我应该选那个座位?求帮助,谢谢大家!